jQuery event.which Property
The jQuery event.which is an inbuilt property in jQuery which is used to return which keyboard key or mouse button was pressed for the event.
Syntax:
event.which
Parameter: It does not accept any parameter because it is a property not a function.
jQuery examples to show the working of this property:
Example 1: In the below code, ascii value of the key is displayed.
HTML
<!DOCTYPE html> <html> <head> <script src= </script> <script> $(document).ready(function() { <!-- jQuery code to show event.which property --> $("input").keydown(function(event) { $("div").html("Key: " + event.which); }); }); </script> <style> div { margin: 20px; width: 80px; height: 60px; padding: 20px; border: 2px solid green; } </style> </head> <body> <!-- Here ascii value of the key will be shown --> <div> <p></p> </div> Name : <input type="text"> </body> </html> |
Output:
Example 2: In the below code, which mouse button was pressed is displayed.
HTML
<!DOCTYPE html> <html> <head> <script src= </script> <script> < !--jQuery code to show event.which property-- > $(document).ready(function () { $("div").mousedown(function (event) { $("div").append("<br>Mouse button : " + event.which); }); }); </script> <style> div { border: 2px solid green; width: 400px; height: 300px; padding: 20px; } </style> </head> <body> <!-- click inside and see --> <div style="">Click anywhere in this box !!!</div> </body> </html> |
Output:
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