js add class
var element = document.getElementById('element');
element.classList.add('class-1');
element.classList.add('class-2', 'class-3');
element.classList.remove('class-3');js add class
var element = document.getElementById('element');
element.classList.add('class-1');
element.classList.add('class-2', 'class-3');
element.classList.remove('class-3');javascript add class to element
var someElement= document.getElementById("myElement");
someElement.className += " newclass";//add "newclass" to element (space in front is important)javascript function to add two numbers
<!--Add two integer numbers using JavaScript.-->
<html>
<head>
<title>Add two integer numbers using JavaScript.</title>
<script type="text/javascript">
function addTwoNumbers(textBox1, textBox2){
var x=document.getElementById(textBox1).value;
var y=document.getElementById(textBox2).value;
var sum=0;
sum=Number(x)+Number(y);
alert("SUM is: " + sum);
}
</script>
</head>
<body>
<h1>Add two integer numbers using JavaScript.</h1>
<b>Enter first Number: </b><br>
<input type="text" id="textIn1"/><br>
<b>Enter second Number: </b><br>
<input type="text" id="textIn2"/><br><br>
<input type="button" id="btnSum" value="Calculate SUM" onClick="addTwoNumbers('textIn1','textIn2')"/>
</body>
</html>js add
//HOW TO ADD:
var num1 = 4;
var num2 = 6;
var answer = 4 + 6; //You can do num1 + num2 here!
function add(num1, num2) {
return num1 + num2;
};
console.log("4 + 6 is: " + add());
console.log("I hope this helped!");add javascript
function add(param1, param2) {
return param1 + param2
}Copyright © 2021 Codeinu
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