Function sleep

tech-study.js:2513–2525

* @description 等待时间 * @param time * @returns

(time)

 * @returns
 */
function sleep(time) {
    // 延时
    let timeDelay = Number(time);
    if (!Number.isInteger(timeDelay)) {
        timeDelay = 1000;
    }
    timeDelay += Math.random() * 500 - 250;
    return new Promise((resolve) => {
        setTimeout(() => {
            resolve(undefined);
        }, timeDelay);
    });
}
/**
 * @description 暂停学习锁
 */