1、第一种写法:
var
r=
"20112233"
.replace(/^(\d{4})(\d{2})(\d{2})$/,
"$1-$2-$3"
)
2、第二种写法:
var
dateString =
'19930701'
;
var
pattern = /(\d{4})(\d{2})(\d{2})/;
var
formatedDate = dateString.replace(pattern,
'$1-$2-$3'
);
注意: 1. 此处的标准时间格式为 2018-03-23 13:35:47
2. 此处的毫秒为 js中getTime();
3. 时间戳是指格林威治时间1970年01月01日00时00分00秒(北京时间1970年01月01日08时00分00秒)起至现在的总 秒 数
4. getTime() 返回 1970 年 1 月 1 日至今的总 毫秒 数,不是总秒数
date = new Date(date); var y=date.getFullYear(); var m=date.getMonth()+1; var d=date.getDate(); var h=date.getHours(); var m1=date.getMinutes(); var s=date.getSeconds(); m = m<10?("0"+m):m; d = d<10?("0"+d):d; return y+"-"+m+"-"+d+" "+h+":"+m1+":"+s; }
var date = Date.parse(new Date('2018-03-23 13:35:47'));// 参数为String console.log(date);//1521783347000
let startTime = startTime .replace("-", "/").replace("-", "/");
let startTime = new Date(startDate);
let now = new Date();//'Tue Sep 17 2019 11:41:07 GMT+0800 (中国标准时间)';
new Date()即'Tue Sep 17 2019 11:41:07 GMT+0800 (中国标准时间)', 这种日期对象格式可以直接比较大小;
var s = this.formatDate("1521783347000");
var e = this.formatDate("1521783347000");
this.searchForm.end_Date = e.replace(/[-T]/g, '');//yyyymmdd
1、第一种写法:
var
r=
"20112233"
.replace(/^(\d{4})(\d{2})(\d{2})$/,
"$1-$2-$3"
)
2、第二种写法:
var
dateString =
'19930701'
;
var
pattern = /(\d{4})(\d{2})(\d{2})/;
var
formatedDate = dateString.replace(pattern,
'$1-$2-$3'
);
1、第一种写法:
var
r=
"20112233"
.replace(/^(\d{4})(\d{2})(\d{2})$/,
"$1-$2-$3"
)
2、第二种写法:
var
dateString =
'19930701'
;
var
pattern = /(\d{4})(\d{2})(\d{2})/;
var
formatedDate = dateString.replace(pattern,
'$1-$2-$3'
);