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<!doctype html> <html lang="en"> <head> <title>jQuery removeData() Method Removes All Data From the Selected Element</title> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script> <script> $(document).ready(function(){ $('.setallbtn').click(function(){ $("div").data("SQL", "Query Language"); $("div").data("PHP", "Scripting Language"); var varsqldata = $("div").data("SQL"); var varphpdata = $("div").data("PHP"); alert("One data is: "+varsqldata+", Second data is: "+varphpdata); }); $('.removeallbtn').click(function(){ $("div").removeData(); alert("One data is: "+$("div").data("SQL")+", Second data is: "+$("div").data("PHP")); }); }); </script> </head> <body> <h2>jQuery removeData() Method Removes All Data From the Selected Element</h2> <button type="button" class="setallbtn">Click to Set Two Data</button> <button type="button" class="removeallbtn">Click to Remove All Data</button><br><br> <div></div> </body> </html>
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