A JavaScript function is defined with the function keyword, followed by a name, followed by parentheses (). Function names can contain letters, digits, underscores, and dollar signs (same rules as variables).

If you want to call or execute multiple functions in a single click event of a button, you can use the JavaScript addEventListener() method, as shown in the following example: <button …

JavaScript provides a simple and effective way to achieve this by utilizing the onclick event handler. To trigger multiple functions with a single button click, you can define an anonymous …

Dec 27, 2023 · In this comprehensive guide, we‘ll explore solutions to these challenges while mastering techniques for calling multiple functions with JavaScript‘s onclick handler. We‘ll …

The following example uses multiple return statements in a function to return different values based on conditions: function compare ( a, b ) { if (a > b) { return -1 ; } else if (a < b) { return 1 ; } return 0 ; } Code language: JavaScript ( javascript )

Mar 17, 2025 · In this tutorial, you learned how to add multiple functions to a JavaScript button to enhance user interaction on your website. By combining different functions, you can create …