jQuery on()
handle click event
<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"> </script>//from w w w .j av a 2 s. c o m <script> $(document).ready(function(){ $("p").on("click", function(){ $(this).css("background-color", "pink"); }); $("button").click(function(){ $("p").off("click"); }); }); </script> </head> <body> <p>Click this paragraph to change its background color.</p> <p>Click the button below and then click on this paragraph.</p> <button>Remove the click event handler</button> </body> </html>