16 Feb jQuery change() method
Definition
As the name suggests, the change() method in jQuery is useful when you change the value of any of the following elements while using them: input, select, and textarea.
Syntax
The following is the syntax,
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$(selector).change(func) |
The following is the parameter used by the change() method,
- func: When event occur, this function runs
Example
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<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script> <script> $(document).ready(function(){ $("input").change(function(){ alert("You changed the value."); }); }); </script> </head> <body> <h2>Department Details</h2> <p>Add the details below or change the value of the input field and click outside the input box.</p> Department ID: <input type="text"><br><br> Department Name: <input type="text"> </body> </html> |
The following is the output,
Change the value and click outside to generate an alert box,
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