Call JavaScript Function from onClick Event

The onClick event is the most frequently used event type, which occurs when a user clicks the left button of the mouse. You can put your validation, warning etc., against this event type.

Example

You can try to run the following code to call a JavaScript function from an onClick event

Live Demo

<html>
   <head>
      <script>
         <!--
            function display() {
               alert("Hello World")
            }
         //-->
      </script>
   </head>
   <body>
      <p>Click the following button and see result</p>
      <form>
         <input type="button" onclick="display()" value="Click me" />
      </form>
   </body>
</html>
Updated on: 2020-01-08T10:32:26+05:30

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