jQuery noop() Method

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jQuery noop() Method

The jQuery noop() method is an empty function.

Note: This method does not accept any arguments.


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<!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.noop() Method</h1> <p>First call to myFunction with 'parameter' will run safely.</p> <p>Second call to myFunction with 'noParameter' will throw error if $.noop (empty function) is not used.</p> <button>Check Out</button> <script> $(document).ready(function(){ $("button").click(function(){ function myFunction(callback){ display = callback || $.noop; display(); } myFunction(sayHello); myFunction(); function sayHello(){ console.log("Hello"); } }); }); </script> </body> </html>



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