Call Multiple Functions on one click using JavaScript onclick

In this tutorial we will see how to Call Multiple Functions on one click using JavaScript onclick. The onclick event is used for this which executes JavaScript function.

HTML Code

HTML Code is given below, This code contains button element with onclick event.

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Call Multiple Functions on one click using JavaScript onclick</title>
</head> 
<body>
    <button onclick='main()'>Click Me</button>
</body>
</html>

JavaScript Code

JavaScript Code is given below, In this code the onclick event is used to call multiple functions on single click.

onclick Event

The onclick event occurs when an element is clicked, it is used to call a JavaScript function when click event is occurred.

In this simple example, the onclick event will call a main function which will further call two functions. Using this simple trick you can call as many functions as you want.

Take a look at the code given below.

<script>
function a() {
alert("This is first Function Call.");
}
function b() {
alert("This is second Function Call.");
}
function main() {
a();
b();
}
</script>

Demo

Video Tutorial

Watch video tutorial on how to Call Multiple Functions on one click using JavaScript onclick.

Change font-size using JavaScript Get Font Size of any Tag using JavaScript Change Position of HTML Element using JavaScript How to Change Image on Hover with JavaScript How to Disable Button by Class Name in JavaScript How To Change Image Size with JavaScript How to change Image opacity with JavaScript How to Change image src on click with JavaScript How to get the lang attribute value in JavaScript How to Get attribute Value using JavaScript How To Check if Attribute Exists or not with JavaScript How To Count number of links on Page with JavaScript How To Scroll Page to Bottom using JavaScript How To Detect Shift Key Press with JavaScript Change Text Color On Hover with JavaScript Hide and Show div using JavaScript Get Button text with JavaScript Get textarea value with JavaScript Get table row Height with JavaScript Auto Increase width of input field with JavaScript Set Textarea maxLength with JavaScript Set Textarea Value with JavaScript JavaScript Count list items JavaScript set input field value Count Button Clicks with JavaScript Scroll Page to the Top on Click with JavaScript