效果
20180210->2018-02-10
核心
str.replace(/^(\d{4})(\d{2})(\d{2})$/, "$1-$2-$3 ") ;
封装
function timeFormat(str) { return str.replace(/^(\d{4})(\d{2})(\d{2})$/, "$1-$2-$3 ")}
源码
本文共 232 字，大约阅读时间需要 1 分钟。
20180210->2018-02-10
str.replace(/^(\d{4})(\d{2})(\d{2})$/, "$1-$2-$3 ") ;
function timeFormat(str) { return str.replace(/^(\d{4})(\d{2})(\d{2})$/, "$1-$2-$3 ")}
转载于:https://www.cnblogs.com/wangyang0210/p/10449141.html