Programming Examples

HTML DOM Label htmlFor Property

html

<!DOCTYPE html>
<html>
<head>
<title>Label htmlFor</title>
<style>
form {
width:70%;
margin: 0 auto;
text-align: center;
}
* {
padding: 2px;
margin:5px;
} input[type="button"] {
border-radius: 10px;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>Label-htmlFor</legend>
<label id="CurrentEditor" for="editorTwo">Current Editor:</label><br>
<input type="text" id="editorOne" placeholder="editorOne">
<input type="text" id="editorTwo" placeholder="editorTwo">
<input type="button" onclick="getEventData()" value="Change Editor">
<div id="divDisplay">Label for attribute set as editor two</div>
</fieldset>
</form>
<script>
var divDisplay = document.getElementById("divDisplay");
var labelSelect = document.getElementById("CurrentEditor");
function getEventData() {
if(labelSelect.htmlFor === 'editorTwo'){
divDisplay.textContent = 'Label for attribute set as editor one';
labelSelect.htmlFor = 'editorOne';
}}
</script>
</body>
</html>

HTML DOM KeyboardEvent Object

html

<!DOCTYPE html>
<html>
<head>
<title>KeyboardEvent key</title>
<style>
form {
width:70%;
margin: 0 auto;
text-align: center;
}
* {
padding: 2px;
margin:5px;
} input[type="button"] {
border-radius: 10px;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>KeyboardEvent-key</legend>
<label>Fill in the blanks:
<input type="text" id="textSelect" placeholder="__ for Ball"
onkeypress="getEventData(event)" autocomplete="off">
</label>
<div id="divDisplay"></div>
</fieldset>
</form>
<script>
var divDisplay = document.getElementById("divDisplay");
var textSelect = document.getElementById("textSelect");
function getEventData(InputEvent) {
if(InputEvent.key === 'B')
divDisplay.textContent = 'Correct Answer';
else if(InputEvent.key === 'b')
divDisplay.textContent = 'Close call, you might have caps lock turned off';
else
divDisplay.textContent = 'Try Again, '+textSelect.placeholder;
textSelect.textContent = '';
}
</script>
</body>
</html>

HTML DOM KeyboardEvent shiftKey Property

html

<!DOCTYPE html>
<html>
<head>
<title>KeyboardEvent shiftKey</title>
<style>
form {
width:70%;
margin: 0 auto;
text-align: center;
}
* {
padding: 2px;
margin:5px;
} input[type="button"] {
border-radius: 10px;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>KeyboardEvent-shiftKey</legend>
<label>Editor:
<input type="text" id="textSelect" onkeydown="getEventData(event)" autocomplete="off">
</label>
<div id="divDisplay">I Dare you to press the shift key</div>
</fieldset>
</form>
<script>
var divDisplay = document.getElementById("divDisplay");
var textSelect = document.getElementById("textSelect");
function getEventData(InputEvent) {
if(InputEvent.shiftKey === true)
divDisplay.textContent = 'You are very brave!';
else
divDisplay.textContent = 'You scared enough?';
}
</script>
</body>
</html>

HTML DOM KeyboardEvent metaKey Property

html

<!DOCTYPE html>
<html>
<head>
<title>KeyboardEvent metaKey</title>
<style>
form {
width:70%;
margin: 0 auto;
text-align: center;
}
* {
padding: 2px;
margin:5px;
} input[type="button"] {
border-radius: 10px;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>KeyboardEvent-metaKey</legend>
<label>Editor:
<input type="text" id="textSelect" onkeydown="getEventData(event)" autocomplete="off">
</label>
<div id="divDisplay">I Dare you to press the meta key</div>
</fieldset>
</form>
<script>
var divDisplay = document.getElementById("divDisplay");
var textSelect = document.getElementById("textSelect");
function getEventData(InputEvent) {
if(InputEvent.metaKey === true)
divDisplay.textContent = 'You are very brave!';
else
divDisplay.textContent = 'You scared enough?';
}
</script>
</body>
</html>

HTML DOM KeyboardEvent location Property

html

<!DOCTYPE html>
<html>
<head>
<title>KeyboardEvent location</title>
<style>
form {
width:70%;
margin: 0 auto;
text-align: center;
}
* {
padding: 2px;
margin:5px;
} input[type="button"] {
border-radius: 10px;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>KeyboardEvent-location</legend>
<label>Fill in the blanks:
<input type="text" id="textSelect" placeholder="type here..."
onkeydown="getEventData(event)" autocomplete="off">
</label>
<div id="divDisplay"></div>
</fieldset>
</form>
<script>
var divDisplay = document.getElementById("divDisplay");
var textSelect = document.getElementById("textSelect");
function getEventData(InputEvent) {
if(InputEvent.location === 0)
divDisplay.textContent = 'key Pressed in middle section';
else if(InputEvent.location === 1)
divDisplay.textContent = 'key Pressed in left section';
else if(InputEvent.location === 2)
divDisplay.textContent = 'key Pressed in right section';
else
divDisplay.textContent = 'key Pressed in numpad section';
}
</script>
</body>
</html>

HTML DOM KeyboardEvent keyCode Property

html

<!DOCTYPE html>
<html>
<head>
<title>KeyboardEvent keyCode</title>
<style>
form {
width:70%;
margin: 0 auto;
text-align: center;
}
* {
padding: 2px;
margin:5px;
} input[type="button"] {
border-radius: 10px;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>KeyboardEvent-keyCode</legend>
<label>Fill in the blanks:
<input type="text" id="textSelect" placeholder="__ for Mango"
onkeypress="getEventData(event)" autocomplete="off">
</label>
<div id="divDisplay"></div>
</fieldset>
</form>
<script>
var divDisplay = document.getElementById("divDisplay");
var textSelect = document.getElementById("textSelect");
function getEventData(InputEvent) {
if(InputEvent.keyCode === 109)
divDisplay.textContent = 'Correct Answer';
else
divDisplay.textContent = 'Try Again, '+textSelect.placeholder;
textSelect.textContent = '';
}
</script>
</body>
</html>

HTML DOM KeyboardEvent key Property

html

<!DOCTYPE html>
<html>
<head>
<title>KeyboardEvent key</title>
<style>
form {
width:70%;
margin: 0 auto;
text-align: center;
}
* {
padding: 2px;
margin:5px;
} input[type="button"] {
border-radius: 10px;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>KeyboardEvent-key</legend>
<label>Fill in the blanks:
<input type="text" id="textSelect" placeholder="__ for Ball"
onkeypress="getEventData(event)" autocomplete="off">
</label>
<div id="divDisplay"></div>
</fieldset>
</form>
<script>
var divDisplay = document.getElementById("divDisplay");
var textSelect = document.getElementById("textSelect");
function getEventData(InputEvent) {
if(InputEvent.key === 'B')
divDisplay.textContent = 'Correct Answer';
else if(InputEvent.key === 'b')
divDisplay.textContent = 'Close call, you might have caps lock turned off';
else
divDisplay.textContent = 'Try Again, '+textSelect.placeholder;
textSelect.textContent = '';
}
</script>
</body>
</html>

HTML DOM KeyboardEvent getModifierState Method

html

<!DOCTYPE html>
<html>
<head>
<title>KeyboardEvent getModifierState()</title>
<style>
form {
width:70%;
margin: 0 auto;
text-align: center;
}
* {
padding: 2px;
margin:5px;
} input[type="button"] {
border-radius: 10px;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>KeyboardEvent getModifierState( )</legend>
<label>Password:
<input type="password" id="textSelect" onkeydown="getEventState(event)"
autocomplete="off">
</label>
<div id="divDisplay"></div>
</fieldset>
</form>
<script>
window.addEventListener( 'keydown', function( event ) {
console.log( 'CapsLock', event.getModifierState("CapsLock") );
});
var divDisplay = document.getElementById("divDisplay");
var textSelect = document.getElementById("textSelect");
divDisplay.textContent = 'Press CapsLock key while typing';
function getEventState(InputEvent) {
if(InputEvent.getModifierState("CapsLock"))
divDisplay.textContent = 'CapsLock is turned on. Beware!';
else
divDisplay.textContent = 'CapsLock is turned off.';
}
</script>
</body>
</html>

HTML DOM KeyboardEvent code Property

html

<!DOCTYPE html>
<html>
<head>
<title>KeyboardEvent code</title>
<style>
form {
width:70%;
margin: 0 auto;
text-align: center;
}
* {
padding: 2px;
margin:5px;
} input[type="button"] {
border-radius: 10px;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>KeyboardEvent-code</legend>
<label>Press a key:
<input type="text" id="textSelect" onkeypress="getEventData(event)" autofocus>
</label>
<div id="divDisplay"></div>
</fieldset>
</form>
<script>
var divDisplay = document.getElementById("divDisplay");
var textSelect = document.getElementById("textSelect");
function getEventData(InputEvent) {
divDisplay.textContent = 'Pressed key: '+InputEvent.code;
}
</script>
</body>
</html>

HTML DOM KeyboardEvent charCode Property

html

<!DOCTYPE html>
<html>
<head>
<title>KeyboardEvent charCode</title>
<style>
form {
width:70%;
margin: 0 auto;
text-align: center;
}
* {
padding: 2px;
margin:5px;
} input[type="button"] {
border-radius: 10px;
}
</style>
</head>
<body>
<form>
<fieldset>
<legend>KeyboardEvent-charCode</legend>
<label>Fill in the blanks:
<input type="text" id="textSelect" placeholder="__ for zebra"
onkeypress="getEventData(event)" autocomplete="off">
</label>
<div id="divDisplay"></div>
</fieldset>
</form>
<script>
var divDisplay = document.getElementById("divDisplay");
var textSelect = document.getElementById("textSelect");
function getEventData(InputEvent) {
if(InputEvent.charCode === 122)
divDisplay.textContent = 'Correct Answer';
else
divDisplay.textContent = 'Try Again, '+textSelect.placeholder;
textSelect.textContent = '';
}
</script>
</body>
</html>

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