jQuery isNumeric() Method

You are Here:

jQuery isNumeric() Method

The jQuery isNumeric() method determines whether its argument represents a JavaScript number.


HTML Editor
<!DOCTYPE html> <html lang="en-US"> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script> </head> <body> <h1>jQuery isNumeric() Method</h1> <p>Click on the button and check your console</p> <button>Click Me</button> <script> $(document).ready(function(){ $("button").click(function(){ // true (numeric) console.log($.isNumeric("-10")); console.log($.isNumeric("0")); console.log($.isNumeric(0xFF)); console.log($.isNumeric("0xFF")); console.log($.isNumeric("8e5")); console.log($.isNumeric("3.1415")); console.log($.isNumeric(+10)); console.log($.isNumeric(0144)); // false (non-numeric) console.log($.isNumeric("-0x42")); console.log($.isNumeric("7.2acdgs")); console.log($.isNumeric("")); console.log($.isNumeric({})); console.log($.isNumeric(NaN)); console.log($.isNumeric(null)); console.log($.isNumeric(true)); console.log($.isNumeric(Infinity)); console.log($.isNumeric(undefined)); }); }); </script> </body> </html>



Parameter Values

valueRequiredSpecifies a value to be tested.

Return Values

trueThe argument is a JavaScript number.
falseThe argument is NOT a JavaScript number.


Hi Developers, we almost covered 99.5% of jQuery Tutorials with examples for quick and easy learning.

We are working to cover every Single Concept in jQuery.

Please do google search for:

Join Our Channel

Join our telegram channel to get an instant update on depreciation and new features on HTML, CSS, JavaScript, jQuery, Node.js, PHP and Python.

This channel is primarily useful for Full Stack Web Developer.

Share this Page

Meet the Author