封装一个momentTime.js文件,包含8种格式.
需要传两个参数:
日期补零的方法用到es6语法中的padStart(length,‘字符’):
padStart()方法,padEnd()方法
ES2017 引入了字符串补全长度的功能。如果某个字符串不够指定长度,会在头部或尾部补全。padStart()用于头部补全,padEnd()用于尾部补全。
ios兼容问题
使用 new Date(date).getTime() 转化成时间戳(格式:YYYY-mm-dd HH:MM:SS)
function getTimeObj(time) {
let newdata = new Date(time)
let y = newdata.getFullYear()
let m = newdata.getMonth() + 1
let d = newdata.getDate()
let hh = newdata.getHours()
let mm = newdata.getMinutes()
let ss = newdata.getSeconds()
return {
y,
m,
d,
hh,
mm,
ss
}
}
/*
type:0 =>2021-09-12 默认
type:1 =>2021-09-12 10:34:12
type:2 =>09-12 10:34:12
type:3 =>09-12
type:4 =>2021/09/12
type:5 =>2021/09/12 10:34:12
type:6 =>09/12 10:34:12
type:7 =>09/12
*/
function filterTime(stamp, type = 0) {
let str = stamp
if (stamp && stamp.indexOf('-') > 0) {
str = new Date(stamp.replace(/-/g, '/')).getTime()
}
let date = new Date(str)
let y = date.getFullYear();
let m = (date.getMonth() + 1 + '').padStart(2, '0');
let d = (date.getDate() + '').padStart(2, '0');
let hh = (date.getHours() + '').padStart(2, '0')
let mm = (date.getMinutes() + '').padStart(2, '0')
let ss = (date.getSeconds() + '').padStart(2, '0')
let time;
switch (type) {
case 0:
time = `${y}-${m}-${d}`;
break;
case 1:
time = `${y}-${m}-${d} ${hh}:${mm}:${ss}`;
break;
case 2:
time = `${m}-${d} ${hh}:${mm}:${ss}`;
break;
case 3:
time = `${m}-${d}`;
break;
case 4:
time = `${y}/${m}/${d}`;
break;
case 5:
time = `${y}/${m}/${d} ${hh}:${mm}:${ss}`;
break;
case 6:
time = `${m}/${d} ${hh}:${mm}:${ss}`;
break;
case 7:
time = `${m}/${d}`;
break;
}
return time;
}
module.exports = { getTimeObj, filterTime }
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