输入防抖 vue # 输入搜索的时候 及时搜索的快速访问接口的 解决方案 vue 中使用防抖和节流

watch: {
value (newVal, oldVal) {
if (this.timer) {
clearTimeout(this.timer)
}
this.timer = setTimeout(() => {
// console.info('text')
this.getTableData(newVal)
}, )
}
},

// 防抖
export function _debounce(fn, delay) { var delay = delay || ;
var timer;
return function () {
var th = this;
var args = arguments;
if (timer) {
clearTimeout(timer);
}
timer = setTimeout(function () {
timer = null;
fn.apply(th, args);
}, delay);
};
}
// 节流
export function _throttle(fn, interval) {
var last;
var timer;
var interval = interval || ;
return function () {
var th = this;
var args = arguments;
var now = +new Date();
if (last && now - last < interval) {
clearTimeout(timer);
timer = setTimeout(function () {
last = now;
fn.apply(th, args);
}, interval);
} else {
last = now;
fn.apply(th, args);
}
}
}