javascript - prevent event bubbling in jQuery -


i have click event 

$(document).on('click', '#btn1', function(e){    alert('clicked');    e.stoppropagation();    e.stopimmediatepropagation();    return false;    alert('clicked again'); });

however, clicked again showing.

even after return false; click event executing again.

how can ensure 1 time execution.

use one() instead

$(document).one('click', '#btn1', function(e){    alert('clicked'); });

one documentation


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