/** 延迟函数 */
export default (fn: Function, delayed: number = 200) => {
    // let timer: any = 0;
    // return (...par: any[]) => {
    //     if (timer === 0) {
    //         timer = setTimeout(() => {
    //             fn.apply(null, par);
    //             timer = 0;
    //         }, delayed);
    //     }
    // }
    let timer: any;
    return (...par: any[]) => {
        if (timer) return;
        timer = setTimeout(() => {
            timer = undefined;
            fn.apply(null, par);
        }, delayed);
    }
}