Vue時間フォーマット

format.js

export const formatDateTime = (date, fmt) => {
    if (!date) {
        return "";
    }
    if (typeof date === 'string') {
        date = new Date(date);
    }
    if (/(y+)/.test(fmt)) {
        fmt = fmt.replace(RegExp.$1, (date.getFullYear() + '').substr(4 - RegExp.$1.length));
    }
    let o = {
        'M+': date.getMonth() + 1,
        'd+': date.getDate(),
        'h+': date.getHours(),
        'm+': date.getMinutes(),
        's+': date.getSeconds()
    }
    for (let k in o) {
        let str = o[k] + '';
        if (new RegExp(`(${k})`).test(fmt)) {
            fmt = fmt.replace(RegExp.$1, (RegExp.$1.length === 1) ? str : padLeftZero(str));
        }
    }
    return fmt;
}

export const format = {
    formatDateTime
}

export default format;

.ts

import format from "@/plugins/format";

@Component({
  filters: {
    formatDateTime(date) {
      return format.formatDateTime(date, "yyyy-MM-dd hh:mm:ss");
    }
  }
})

.vue

    {{CreateTime|formatDateTime}}