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//阻止默认行为 // JavaScript document.getElementById('btn').addEventListener('click', function ( event ) { event = event || window.event; if ( event.preventDefault ) { // W3C event.preventDefault(); } else { // IE event.returnValue = false; } }, false); // jQuery $('#btn').on('click', function ( event ) { event.preventDefault(); });
//阻止冒泡
// JavaScript document.getElementById('btn').addEventListener('click', function ( event ) { event = event || window.event; if ( event.stopPropagation ) { // W3C event.stopPropagation(); } else { // IE event.cancelBubble = true; } }, false); // jQuery $('#btn').on('click', function ( event ) { event.stopPropagation(); });