jQuery when() Method

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jQuery when() Method

The jQuery when() method provides a way to execute callback functions based on zero or more Deferred objects that represent asynchronous events.


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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 when() Method</h1> <button>Send Get and Post Request</button> <script> $(document).ready(function(){ $("button").click(function(){ $.when($.get("/greet.php"), $.post("/greet.php")) .then(mySuccess, myFailure) }); function mySuccess(){ alert("Both request are success"); } function myFailure(){ alert("Either or both request are failed"); } }); </script> </body> </html>



Parameter Values

deferredsOptionalZero or more Thenable (Deferred) objects.


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