/*** @description: 函数防抖：多次执行只执行最后一次* 场景：搜索联想c 重复提交 瀑布流加载* @param function fn * @param Number delay* @return function*/ deounce( fn, delay ) {delay = delay || 1000 ;let timer return function(){if( timer ) clearTimeout( timer ) timer = setTimeout(() => {fn.apply(this, arguments)}, delay);}}, /*** @description: 函数节流：多次执行变为每隔一段时间执行* 场景：搜索联想 重复提交 瀑布流加载* @param function fn* @param Number delay* @return function*/ throttle( fn, delay) {delay = delay || 1000;let timer = null;return function(){if( !timer ){timer = setTimeout(() => {fn.apply(this, arguments)clearTimeout(timer)
