41 lines
764 B
JavaScript
41 lines
764 B
JavaScript
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/**
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* Bind `el` event `type` to `fn`.
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*
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* @param {Element} el
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* @param {String} type
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* @param {Function} fn
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* @param {Boolean} capture
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* @return {Function}
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* @api public
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*/
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exports.bind = function(el, type, fn, capture){
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if (el.addEventListener) {
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el.addEventListener(type, fn, capture);
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} else {
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el.attachEvent('on' + type, fn);
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}
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return fn;
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};
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/**
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* Unbind `el` event `type`'s callback `fn`.
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*
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* @param {Element} el
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* @param {String} type
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* @param {Function} fn
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* @param {Boolean} capture
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* @return {Function}
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* @api public
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*/
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exports.unbind = function(el, type, fn, capture){
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if (el.removeEventListener) {
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el.removeEventListener(type, fn, capture);
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} else {
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el.detachEvent('on' + type, fn);
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}
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return fn;
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};
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