Severity: Notice
Message: Undefined index: id
Filename: controllers/Categories.php
Line Number: 97
Backtrace:
File: /home/knowzuml/public_html/application/controllers/Categories.php
Line: 97
Function: _error_handler
File: /home/knowzuml/public_html/index.php
Line: 315
Function: require_once
entries()
Returns a key/value pair Array Iteration Object
every()
Checks if every element in an array pass a test in a testing function.
fill()
Fill the…
<!DOCTYPE html>
<html>
<head>
<title>Js Code Testing</title>
</head>
<body>
<button onclick = "jsFun()">Try It</button>
<script>
function jsFun(){
var x = document.createElement("INPUT");
x.setAttribute("type", "datetime-local");
document.body.appendChild(x);
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>Js Code Test</title>
</head>
<button onclick = "jsFun()">Try It</button>
<body>
<script>
function jsFun(){
var x = document.createElement("INPUT");
x.setAttribute("type", "date");
document.body.appendChild(x);
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<button type = "button" id = "event">Try It</button>
<p id = "demo"></p>
<script>
var x = document.getElementById("event");
x.addEventListener("mouseover", jsFun1);
x.addEventListener("mousedown", jsFun2);
x.addEventListener("mouseout", jsFun3);
function jsFun1(){
document.getElementById("demo").innerHTML += "Mouse Over<br />";
}
function jsFun2(){
document.getElementById("demo").innerHTML += "Mouse Down<br />";
}
function…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">The Date is:</p>
<button type = "button" id = "test">Show Date</button>
<button type = "button" id = "test1">Hide</button>
<script>
document.getElementById("test").addEventListener('click', jsFun);
document.getElementById("test1").addEventListener('click', jsHide);
function jsFun(){
document.getElementById("demo").innerHTML = Date();
}
function jsHide(){
document.getElementById("demo").innerHTML = "";
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>Js Code Testing</title>
</head>
<body>
<button onclick = "startCount()">Start Count</button>
<input type = "text" id = "txt">
<button onclick = "stopCount()">Stop Count</button>
</body>
<script>
var c = 0;
var t;
var myTimer = 0;
function jsFun(){
document.getElementById("txt").value = c;
c++;
t = setTimeout(jsFun,…
<!DOCTYPE html>
<html>
<head>
<title>Js Code Testing</title>
<style>
#progressBar{
width: 100%;
height: 30px;
position: relative;
background-color: grey;
}
#myBar{
width: 20px;
height: 30px;
position: absolute;
background-color: green;
}
</style>
</head>
<body>
<div id = "progressBar">
<div id = "myBar"></div>
</div><p></p>
<button onclick = "myMove()">Try Now</button>
<script>
function myMove(){
var ele = document.getElementById("myBar");
var width =…
<!DOCTYPE html>
<html>
<head>
<title>Js Code Testing</title>
</head>
<body>
<button onclick = "openWin()">Open Window</button>
<button onclick = "moveWin()">Move Window</button>
<script>
function openWin(){
myWindow = window.open('', 'myWindow', 'width=300px, height=200px');
myWindow.document.write('hello');
myWindow.document.designMode = "On";
}
function moveWin(){
myWindow.moveTo(500, 300);
myWindow.focus();
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>Js Code Testing</title>
</head>
<body>
<div id = "msg"></div>
<button onclick = "openWin()">Open Window</button>
<button onclick = "closeWin()">Close Window</button>
<button onclick = "chkStatus()">Check Status</button>
<script>
var myWin;
function openWin(){
myWin = window.open("", "myWin", "width=300px, height=200px");
}
function closeWin(){
if(myWin){
myWin.close();
}
}
function chkStatus(){
if(!myWin){
document.getElementById("msg").innerHTML = "Window…
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
</head>
<body>
<input type = "text" id = "fname" onchange = "jsFun()">
<script>
function jsFun(){
var x = document.getElementById("fname");
x.value = x.value.toUpperCase();
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
</head>
<body>
<select id = "myId" onchange = "jsFun()">
<option value = "#">Choose Options</option>
<option value = "Thet">Thet</option>
<option value = "Naing">Naing</option>
<option value = "Win">Win</option>
</select>
<p id = "demo"></p>
<script>
function…
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
</head>
<body>
<button onclick = "jsFun()"> + </button>
<script>
function jsFun(){
var para = document.createElement("P");
var txtNode = document.createTextNode("Paragraph");
para.appendChild(txtNode);
document.body.appendChild(para);
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
<style>
#myDiv{
width: 200px;
border: 2px solid red;
padding: 5px;
text-align: center;
}
</style>
</head>
<body>
<button onclick = "jsFun()"> + </button>
<p></p>
<div id = "myDiv">My Example</div>
<script>
function jsFun(){
var para = document.createElement("P");
var txtNode = document.createTextNode("Example");
para.appendChild(txtNode);
document.getElementById("myDiv").appendChild(para);
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
</head>
<body>
<ul id = "myText">
<li>Thet</li>
<li>Naing</li>
</ul>
<button onclick = "jsFun()">Try It</button>
<script>
function jsFun(){
var node = document.createElement("LI");
var txtNode = document.createTextNode("Win");
node.appendChild(txtNode);
document.getElementById("myText").appendChild(node);
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
</head>
<body>
<button id = "myId">Try It</button>
<p id = "demo"></p>
<script>
var x = document.getElementById("myId");
x.addEventListener("mouseover", msOver);
x.addEventListener("click", msClick);
x.addEventListener("mouseout", msOut);
function msOver(){
document.getElementById("demo").innerHTML += "Mouse Over <br />";
}
function msClick(){
document.getElementById("demo").innerHTML += "Mouse Click <br />";
}
function msOut(){
document.getElementById("demo").innerHTML…
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
</head>
<body>
<button id = "myId">Try It</button>
<p id = "demo"></p>
<script>
var p1 = 9;
var p2 = 9;
document.getElementById("myId").addEventListener("click", function(){myFun(p1, p2)});
function myFun(num1, num2){
var x = num1 * num2;
document.getElementById("demo").innerHTML = x;
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
</head>
<body>
<button id = "myId">Try It</button>
<script>
var x = document.getElementById("myId");
x.addEventListener("click", myFun1);
x.addEventListener("click", myFun2);
function myFun1(){
alert("Function1");
}
function myFun2(){
alert("Function2");
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
</head>
<body>
<h1 class = "example">Heading</h1>
<p class = "example">Paragraph</p>
<button onclick = "jsFun()">Try It</button>
<script>
function jsFun(){
var i;
var x = document.querySelectorAll(".example");
for(i = 0; i < x.length; i++){
x[i].style.color = "red";
}
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
<style>
</style>
</head>
<body>
<ol>
<li>Example_1</li>
<li>Example_2</li>
<li>Example_3</li>
</ol>
<button onclick = "jsFun()">Red</button>
<script>
function jsFun(){
var i;
var x = document.getElementsByTagName("LI");
for(i = 0; i < x.length; i++){
x[i].style.color = "red";
}
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
<style>
.Example{
border: 2px solid yellow;
padding: 5px;
width: 100px;
}
</style>
</head>
<body>
<div class = "Example">
Example_1
</div>
<div class = "Example">
Example_2
</div>
<div class = "Example">
Example_3
</div><br />
<button style = "background: red" onclick = "colRed()">Red</button>
<button style = "background: green"…
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
</head>
<body>
<button onclick = "jsGreen()">Green</button>
<button onclick = "jsRed()">Red</button><br />
<p id = "demo"></p>
<li><a href = "tnwict.com">tnwict.com</a></li>
<li><a href = "tnw87.com">tnw87.com</a></li>
<li><a href = "tnw87.site">tnw87.site</a></li>
<script>
function jsGreen(){
var i;
var x = document.links;
for(i = 0;…
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
<style>
#myDiv{
border: 1px solid red;
margin-bottom: 10px;
}
</style>
</head>
<body>
<div id = "myDiv">
This is just Testing.
</div>
<button onclick = "jsFun()">+</button>
<script>
function jsFun(){
var para = document.createElement("P");
para.innerHTML = "Paragraph";
document.getElementById("myDiv").appendChild(para);
}
</script>
</body>
</html>
<html>
<head>
<title>Math Fun</title>
<script>
function registerEvents(){
document.mathWiz.operate.addEventListener('click', doTheMath, false);
}
function doTheMath(){
var first = parseInt(document.mathWiz.numberOne.value);
var second = parseInt(document.mathWiz.numberTwo.value);
var operator = document.mathWiz.operator.value;
switch (operator){
case "add":
var answer = first + second;
break;
case "substract":
var answer = first - second;
break;
case "multiply":
var answer…
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
</head>
<body>
<button onclick = "myTimer = setInterval(jsCount, 1000)">Start Count</button>
<button onclick = "clearInterval(myTimer)">Stop Count</button>
<p id = "demo"></p>
<script>
c = 0;
function jsCount(){
document.getElementById("demo").innerHTML = ++c;
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<titile>Code Testing For Read More Function</titile>
<style>
#more{
display: none;
}
</style>
</head>
<body>
<p>
I am Thet Naing Win. I am 35 years old man. Now I stay in…
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
<style>
body{
margin: 0px;
font-size: 14px;
}
.header{
background-color: grey;
text-align: center;
padding: 12px;
}
#navbar{
overflow: hidden;
background-color: black;
}
#navbar a{
display: block;
float: left;
padding: 16px 32px;
text-decoration: none;
color: white;
}
#navbar a:hover{
background-color: gray;
}
#navbar a:focus{
background-color: green;
}
.content{
padding: 16px;
line-height: 25px;
}
.sticky{
position: fixed;
top: 0px;
width: 100%;
}
.sticky + .content{
padding-top: 60px;
}
</style>
</head>
<body…
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
<style>
.dropdown{
display: inline-block;
position: relative;
}
.dropbtn{
background-color: red;
font-size: 14px;
color: white;
padding: 12px 32px;
cursor: pointer;
border: 2px solid green;
}
.dropbtn:hover, .dropbtn:focus{
background-color: orange;
}
.dropcontent{
display: none;
overflow: auto;
position: absolute;
box-shadow: 0px 2px 1px 3px;
}
.dropcontent a{
display: block;
color: white;
padding: 15px 32px;
text-decoration: none;
background-color:…
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
<script>
function startTime(){
var today = new Date();
var h = today.getHours();
var m = today.getMinutes();
var s = today.getSeconds();
m = checkTime(m);
s = checkTime(s);
document.getElementById("demo").innerHTML = h + ":" + m + ":"…
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
</head>
<body>
<p><input id = "c" onkeyup = "temperature('C')"> degree Celsius.</p>
<p><input id = "f" onkeyup = "temperature('F')"> degree Fahrenheit.</p>
<script>
function temperature(degree){
var x;
if(degree == "C"){
x = document.getElementById("c").value * 9 / 5…
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
</head>
<body>
<table style = "width:300px; height:100px">
<tr>
<td onmouseover = "bgChange(this.style.backgroundColor)";
onmouseout = "bgChange('transparent')";
style = "background-color:red"></td>
<td onmouseover = "bgChange(this.style.backgroundColor)";
onmouseout = "bgChange('transparent')";
style = "background-color:green"></td>
<td…
<!DOCTYPE html>
<html>
<head>
<title>JS Code Testing</title>
<style>
#mySlide{
position: relative;
}
li{
position: relative;
list-style: none;
display: block;
float: left;
padding: 0px 10%;
width: auto;
}
@keyframes mymove{
from { left: 0px; }
to { left: 100%; }
}
@-webkit-keyframes{
from { left: 0px; }
to { left: 100%; }
}
</style>
</head>
<body onload…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Statement</title>
</head>
<body>
<p id = "demo">What is Today?</p>
<button type = "button" onclick = "jsFunction()">Click Now</button>
<script>
function jsFunction(){
switch(new Date().getDay()){
case 0:
day = "Sunday";
break;
case 1:
day = "Monday";
break;
case 2:
day = "Tuesday";
break;
case 3:
day = "Wednesday";
break;
case 4:
day…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Statement</title>
</head>
<body>
<h1>JavaScript Code Testing</h1>
<p id = "demo1"></p>
<p id = "demo2"></p>
<p id = "demo3"></p>
<button type = "button" onclick = "jsFunction()">Try Now</button>
<script>
function jsFunction(){
var you = "I like to swim.";
var me =…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<script>
var txt = "", i;
for(i = 0; i < 10; i++){
if (i===5){continue;}
txt += i + "<br />";
}
document.getElementById("demo").innerHTML = txt;
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<script>
var txt = "", i;
for(i = 0; i < 10; i++){
if (i===5){break;}
txt += i + "<br />";
}
document.getElementById("demo").innerHTML = txt;
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">Please click Random for random numbers.</p>
<button type = "button" onclick = "jsRand()">Random</button>
<script>
function jsRand(){
var rand = Math.floor(Math.random() * 4000);
document.getElementById("demo").innerHTML = rand;
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">Click Random for random numbers.</p>
<button type = "button" onclick = "myRand()">Random</button>
<script>
function myRand(){
var rand = jsRand(100000, 900000);
document.getElementById("demo").innerHTML = rand;
}
function jsRand(min, max){
return Math.floor(Math.random() * (max -…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">This is JavaScript Math.sqrt Testing</p>
<button type = "button" onclick = "jsSqrt()">Math Sqrt</button>
<script>
var a = 81;
document.getElementById("demo").innerHTML = a;
function jsSqrt(){
var b = Math.sqrt(a);
document.getElementById("demo").innerHTML = b;
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">This is JavaScript Math.round Testing</p>
<button type = "button" onclick = "jsRound()">Math Round</button>
<script>
var a = 4.576;
var b = 4.345;
document.getElementById("demo").innerHTML = a + " and "…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">This is JavaScript Math.random Testing</p>
<button type = "button" onclick = "jsRandom()">Math Random</button>
<script>
function jsRandom(){
var a = Math.random();
document.getElementById("demo").innerHTML = a;
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">This is JavaScript Math.pow Testing</p>
<button type = "button" onclick = "jsPower()">Math Power</button>
<script>
var a = 9;
var b = 5;
document.getElementById("demo").innerHTML = a + " and "…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo1">This is JavaScript Math.PI Testing</p>
<button type = "button" onclick = "jsPI()">Math PI</button>
<script>
function jsPI(){
var pi = Math.PI;
document.getElementById("demo1").innerHTML = pi;
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<script>
var names = ["Maung Maung", "Aung Aung", "Mya Mya", "Hla Hla"];
var txt, i = 0;
txt = "<ol>";
while(i < names.length){
txt += "<li>" + names[i] +…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<script>
var names = ["Maung Maung", "Aung Aung", "Mya Mya", "Hla Hla"];
var txt;
for(txt of names){
document.write("<li>" + txt + "</li>");
}
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<script>
var names = ["Maung Maung", "Aung Aung", "Mya Mya", "Hla Hla"];
var i, txt;
txt = "<ol>";
for(i=0; i<names.length; i++){
txt += "<li>" + names[i] + "</li>";
}
txt +=…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<script>
var names = ["Maung Maung", "Aung Aung", "Mya Mya", "Hla Hla"];
var i, txt;
txt = "<ol>";
for(i in names){
txt += "<li>" + names[i] + "</li>";
}
txt +=…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<script>
function formValidate(){
var x = document.forms["myForm"]["fname"].value;
if(x == ""){
alert("Must fill out in the form");
return false;
}
}
</script>
</body>
<form action = "formvalidate1.html" method = "POST" onsubmit = "return formValidate()" name = "myForm">
<input type…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<input id = "demo" type = "text">
<button type = "button" onclick = "jsFun()">Check Input</button>
<p id = "page"></p>
<script>
function jsFun(){
var sms, x;
sms = document.getElementById("page");
sms.innerHTML = "";
x = document.getElementById("demo").value;
try{
if(x ==…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Cdoe Testing</title>
</head>
<body>
<input id = "demo" type = "text">
<button type = "button" onclick = "jsFun()">Check Input</button>
<p id = "page"></p>
<script>
function jsFun(){
var sms, x;
sms = document.getElementById("page");
sms.innerHTML;
x = document.getElementById("demo").value;
try {
if (x ==…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<button id = "btn1">Try Now</button>
<p id = "demo1"></p>
<button id = "btn2">Try Now</button>
<p id = "demo2"></p>
<script>
var test1 = function(){
document.getElementById("demo1").innerHTML += this;
}
//window object calls the function
window.addEventListener("load", test1);
//button object calls…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">Inheritance Test</p>
<script>
class Car{
constructor(brand){
this.carname = brand;
}
present(){
return "I have " + this.carname;
}
}
class Model extends Car{
constructor(brand, mod){
super(brand);
this.model = mod;
}
show(){
return this.present() + " and the model is "…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<script>
class Car{
constructor(brand){
this.carname = brand;
}
get cnam(){
return this.carname;
}
set cnam(x){
this.carname = x;
}
}
const myCar = new Car["Tesla"];
document.getElementById("demo").innerHTML = myCar;
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id ="demo"></p>
<script>
class Name{
constructor(Name, City){
this.name = Name;
this.city = City;
}
}
var newName = new Name("Thet", "Yangon");
document.getElementById("demo").innerHTML = newName.name + " stays in " + newName.city + ".";
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">What is your name and age?</p>
<button type = "button" onclick = "jsFun()">Check Name and Age</button>
<script>
function jsFun(){
class Name{
constructor(Name, Year){
this.name = Name;
this.year = Year;
}
age(){
const date =…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<button type = "button" onclick = "jsReduce()">Total</button>
<button type = "button" onclick = "jsReset()">Reset</button>
<script>
var numbers = [302, 428, 49, 92, 84, 70, 80, 10, 3,…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<button type = "button" onclick = "jsDouble()">Double</button>
<button type = "button" onclick = "jsReset()">Reset</button>
<button type = "button" onclick = "jsTriple()">Triple</button>
<script>
var numbers = [302, 428, 49,…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<script>
var txt = "";
var numbers = [302, 428, 49, 92, 84, 70, 80, 10, 3, 200];
var num = numbers.sort(function (a, b){return a - b;});
txt…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">Find the first number greater than 20</p>
<button type = "button" onclick = "jsFind()">Find > 20</button>
<button type = "button" onclick = "jsReset()">Reset</button>
<script>
var numbers = [302,…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<button type = "button" onclick = "jsFilter()">Less Than 100</button>
<button type = "button" onclick = "jsReset()">Reset</button>
<script>
var numbers = [302, 428, 49, 92, 84, 70, 80,…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">Sort Numberically</p>
<button type = "button" onclick = "jsSort()">Sort</button>
<button type = "button" onclick = "jsReverse()">Reverse</button>
<script>
var numbers = [400, 40, 20, 200, 93, 49];
document.getElementById("demo").innerHTML = numbers.join("<br…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<button type = "button" onclick = "jsSort()">Sort</button>
<button type = "button" onclick = "jsReverse()">Reverse</button>
<script>
var cities = ["Yangon", "Mandalay", "Naypyidaw", "Meikhtila", "Bagan"];
document.getElementById("demo").innerHTML = cities.join(" * ");
function…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<button type = "button" onclick = "jsRandom()">Sort Now</button>
<script>
var numbers = [300, 40, 83, 49, 92, 200, 79];
document.getElementById("demo").innerHTML = numbers.join("<br />");
function jsRandom(){
var random = numbers.sort(function(a,…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<button type = "button" onclick = "findMax()">Find Max</button>
<button type = "button" onclick = "jsReset()">Reset</button>
<button type = "button" onclick = "findMin()">Find Min</button>
<script>
var numbers = [200,…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<button type = "button" onclick = "findMax()">Find Max</button>
<button type = "button" onclick = "numReset()">Reset</button>
<button type = "button" onclick = "findMin()">Find Min</button>
<script>
var numbers = [200,…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<button id = "btn1">Try Now</button>
<p id = "demo1"></p>
<button id = "btn2">Try Now</button>
<p id = "demo2"></p>
<script>
var test1 = function(){
document.getElementById("demo1").innerHTML += this;
}
//window object calls the function
window.addEventListener("load", test1);
//button object calls…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<script>
var myName = {firstName : "Thet", middleName : "Naing", lastName : "Win"};
document.getElementById("demo").innerHTML = myName.firstName;
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo"></p>
<script>
var cities, clen, text, i;
cities = ["Yangon", "Mandalay", "Naypyidaw", "Meikhtila"];
clen = cities.length;
text = "<ul>";
for(i=0; i<clen; i++){
text += "<li>" + cities[i] + "</li>";
}
text += "</ul>";
document.getElementById("demo").innerHTML…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">forEach Loop</p>
<script>
var cities, text;
cities = ["Yangon", "Mandalay", "Naypyidaw", "Meikhtila"];
text = "<ul>";
cities.forEach(jsFunction);
text+= "</ul>";
function jsFunction(value){
text += "<li>" + value + "</li>";
}
document.getElementById("demo").innerHTML = text;
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo1"></p>
<p id = "demo2"></p>
<script>
//good habit in crating array
var a = ["aaa", "bbb", "ccc", "ddd"];
document.getElementById("demo1").innerHTML = a;
//bad habit in creating array
var b = new Array("aaa",…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo1"></p>
<p id = "demo2"></p>
<script>
var a = ["aaa", "bbb", "ccc", "ddd"];
a[0] = "eee";
document.getElementById("demo1").innerHTML = a;
var b = new Array("aaa", "bbb", "ccc", "ddd");
document.getElementById("demo2").innerHTML = b[2];
</script>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<title>JavaScript Code Testing</title>
</head>
<body>
<p id = "demo">forEach Loop</p>
<script>
var cities, text;
cities = ["Yangon", "Mandalay", "Naypyidaw", "Meikhtila"];
text = "<ul>";
cities.forEach(jsFunction);
text+= "</ul>";
function jsFunction(value){
text += "<li>" + value + "</li>";
}
document.getElementById("demo").innerHTML = text;
</script>
</body>
</html>
const tnwNames = ["Moe", "Soe", "Noe", "Mya"];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwNames.join(", ");
}
function tnwFun2(){
document.getElementById("demo").innerHTML =…
const tnwNames = ["Hla", "Mya", "Soe", "Moe", "Noe"];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwNames.join(", ");
}
function tnwFun2(){
document.getElementById("demo").innerHTML…
//1. sort alphabetically
/**
const countries = ["Myanmar", "Singapore", "Malaysia", "USA", "Thailand", "Vietname"];
function tnwFun1(){
document.getElementById("demo").innerHTML = countries.join("<br…
const tnwNums = [20, 39, 48, 58, 68, 70, 85, 90];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwNums.join(",…
const tnwNums = [20, 29, 30, 39, 40, 47, 50, 70];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwNums.join(",…
const tnwNums = [20, 30, 40, 50, 60, 70, 90];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwNums.join(", ");
}
function…
const tnwNums = [20, 30, 40, 50, 60, 70];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwNums.join("<br />");
}
function tnwFun2(){
…
const tnwNum = [20, 9, 20, 8, 100];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwNum.join(", ");
}
function tnwFun2(){
var…
const tnwNum = [70, 30, 20, 10, 7];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwNum.join("<br />");
}
function tnwFun2(){
var…
const tnwNames = ["Soe Soe", "Moe Moe"];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwNames.join("<br />");
}
function tnwFun2(){
let tnwAdd…
const tnwName = ["Hla Hla", "Mya Mya", "Aung Aung", "Maung Maung"];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwName.join("<br…
const tnwNum = [10, 20, 30, 40];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwNum.join("<br />");
}
/**
function tnwFun2(){
let result…
const tnwText = "Hello, welcome to TNW (Web Service & ICT Solutions)";
function tnwFun1(){
document.getElementById("demo").innerHTML =…
const tnwNames = ["Hla Hla", "Mya Mya", "Soe Soe", "Moe Moe"];
let result = "";
function tnwFun1(){
…
const tnwNames = ["Hla Hla", "Mya Mya", "Aung Aung", "Maung Maung"];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwNames;
}
function…
const tnwText = ["Hla Hla", "Mya Mya", "Soe Soe", "Noe Noe"];
//const tnwText = "I am…
const tnwText = "Hello Dear All, I am Thet Naing Win. Welcome to TNW (Web…
const tnwNames = ["Hla Hla", "Mya Mya", "Soe Soe", "Moe Moe"];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwNames.join("<br…
const myLetter = "ABCDEFGHIJKL";
function tnwFun1(){
document.getElementById("demo").innerHTML = myLetter;
}
function tnwFun2(){
const result = Array.from(myLetter);
document.getElementById("demo").innerHTML =…
const student = ["Aung Aung", "Maung", "Kyaw", "Zaw", "Soe", "Moe"];
let names = "";
function tnwFun1(){
student.forEach(tnwFun2);
}
function…
const tnwAges = [19, 39, 28, 43, 29, 45, 53];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwAges.join("<br />");
}
function…
const tnwAges = [19, 39, 28, 43, 29, 45, 53];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwAges.join("<br />");
}
function…
const tnwAges = [25, 18, 29, 20, 40, 32, 53, 24];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwAges.join("<br…
const tnwNames = ["Aye Aye", "Nwe Nwe", "Hla Hla", "Mya Mya", "Soe Soe", "Moe Moe"];
function…
const tnwAge = [20, 29, 48, 76, 50, 38, 39];
function tnwFun1(){
document.getElementById("demo").innerHTML = tnwAge.every(tnwFun2);
}
function tnwFun2(chkAge){
…
const tnwNames = ["Hla Hla", "Mya Mya", "Aye Aye", "Nwe Nwe", "Soe Soe", "Moe Moe",…
const people = ["Hla", "Mya", "Aung", "Maung", "Soe", "Noe", "Moe"];
function tnwFun1(){
document.getElementById("demo").innerHTML = people.join("<br />");
}
function…
const girls = ["Aye Aye", "Nwe Nwe", "Htwe Htwe"];
const boys = ["Aung Aung", "Maung Maung",…
length
Sets or returns the number of elements in an array.
prototype
Allows you to…
/*
const countries = ["USA", "UK", "Canada"];
document.write(countries);
//example one
const names = ["Hla Hla", "Mya Mya", "Soe Soe"];
document.write(names);
//example…
Chapter 1: Introduction to JavaScript
- What is JavaScript
- History of JavaScript
- Start writing JS Codes
- JavaScript Outputs
- JavaScript Syntax
…
Example 1
<html>
<head>
<title>JS Constant</title>
</head>
<body>
<p id = "demo"></p>
<script>
const x = (x, y) => x * y;
document.getElementById("demo").innerHTML =…
/*
//the first character is letter
var myName = "I am Thet Naing Win.";
document.write(myName);
//the first character is…
/*var a = "I am Thet Naing Win.";
let b = "I am from Myanmar.";
const c…
/*var person = {
firstname : "Thet",
lastname : "Naing"
};
function tnwFun(){
document.getElementById("demo").innerHTML = person.lastname;
}*/
var person…
var a = "I am Thet Naing Win."; // Statement one
var b = "I am…
var myObj = {tree: 'green', sky: 'blue', cloud: 'white'};
myObj['sky'] = 'gray'; //here i…
var myObj = {tree : "green", sky : "blue", cloud : "white"};
myObj.cloud = "gray";
var myColor…
// 1. Access Element By Id
/*
function tnwFun(){
var txt = "<b>Welcome to TNW(Web Service &…
// 1. JavaScript is case-sensitive
/*
var myTest = "I am Thet Naing Win";
var mytest = "Who…
//There is a difference between const and let & var.
//We can not use const like…
<!DOCTYPE html>
<html>
<head>
<title>JavaScript OutPut</title>
</head>
<body>
<p>alert</p>
<button type = "button" onclick = "jsAlert()">Try Now</button>
<p>console.log</p>
<button type = "button" onclick =…
Adding script between <head> and </head>
<html>
<head>
<title>TNW (Web Service & ICT Solutions)</title>
<script>
var…