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@zikkeung
Last active November 26, 2019 07:26
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|-|{"files":{"高频执行事件、方法的防抖.js":{"env":"js"}},"tag":"Uncategorized"}
// 取自 UnderscoreJS 实用框架
function debounce(func, wait, immediate) {
var timeout;
return function() {
var context = this, args = arguments;
var later = function() {
timeout = null;
if (!immediate) func.apply(context, args);
};
var callNow = immediate && !timeout;
clearTimeout(timeout);
timeout = setTimeout(later, wait);
if (callNow) func.apply(context, args);
};
}
// 添加resize的回调函数,但是只允许它每300毫秒执行一次
window.addEventListener('resize', debounce(function(event) {
// 这里写resize过程
}, 300));
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