jQuery off()
remove event
<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"> </script>/* www. j ava2 s . c om*/ <script> $(document).ready(function(){ let x = 0; $("p").click(function(event){ $("p").animate({fontSize: "+=2px"}); x++; if (x >= 2) { $(this).off(event); } }); }); </script> </head> <body> <p>Click this p element to increase its size. The size can only be increased 2 times.</p> </body> </html>