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huakai-project/huakai-app/pageSubPack/api/date.js
2026-10-14 09:28:49 +08:00

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/**
* 日期格式化
* @param {Date|number|string} time 时间戳/日期字符串/Date对象
* @param {string} fmt 格式 'yyyy-MM-dd HH:mm:ss'
* @returns {string}
*/
export function formatDate(time, fmt = 'yyyy-MM-dd HH:mm:ss') {
if (!time) return ''
let date
if (typeof time === 'number') {
// 小程序时间戳注意:毫秒直接用,秒要*1000
date = new Date(time.toString().length === 10 ? time * 1000 : time)
} else {
date = new Date(time)
}
// 兼容ios:2025-08-01 → 2025/08/01
if (isNaN(date.getTime())) {
date = new Date(String(time).replace(/-/g, '/'))
}
if (isNaN(date.getTime())) return ''
const o = {
'M+': date.getMonth() + 1, // 月
'd+': date.getDate(), // 日
'H+': date.getHours(), // 24小时制
'h+': date.getHours() % 12, //12小时
'm+': date.getMinutes(), // 分
's+': date.getSeconds(), // 秒
'q+': Math.floor((date.getMonth() + 3) / 3), //季度
'S': date.getMilliseconds() //毫秒
}
if (/(y+)/.test(fmt)) {
fmt = fmt.replace(RegExp.$1, (date.getFullYear() + '').substr(4 - RegExp.$1.length))
}
for (const k in o) {
if (new RegExp(`(${k})`).test(fmt)) {
const str = o[k] + ''
fmt = fmt.replace(RegExp.$1, RegExp.$1.length === 1 ? str : str.padStart(2, '0'))
}
}
return fmt
}