Vue實現時間格式
阿新 • • 發佈：2021-01-21
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <body> <div id="app"> <div>{{date | format('yyyy-MM-dd')}}</div> </div> <script src="js/vue.js"></script> <script> // 過濾器案例：格式化日期 // Vue.filter('format', function (value, arg) { // if (arg == 'yyy-MM-dd') { // var ret = ''; // ret += value.getFullYear() + '-' + (value.getMonth() + 1) + '-' + value.getDate(); // return ret; // } // return value; // }) Vue.filter('format', function (value, arg) { function dateFormat(date, format) { if (typeof date === "string") { var mts = date.match(/(\/Date\((\d+)\)\/)/); if (mts && mts.length >= 3) { date = parseInt(mts[2]); } } date = new Date(date); if (!date || date.toUTCString() == "Invalid Date") { return ""; } var map = { "M": date.getMonth() + 1, //月份 "d": date.getDate(), //日 "h": date.getHours(), //小時 "m": date.getMinutes(), //分 "s": date.getSeconds(), //秒 "q": Math.floor((date.getMonth() + 3) / 3), //季度 "S": date.getMilliseconds() //毫秒 }; format = format.replace(/([yMdhmsqS])+/g, function (all, t) { var v = map[t]; if (v !== undefined) { if (all.length > 1) { v = '0' + v; v = v.substr(v.length - 2); } return v; } else if (t === 'y') { return (date.getFullYear() + '').substr(4 - all.length); } return all; }); return format; } return dateFormat(value, arg); }) var vm = new Vue({ el: '#app', data: { date: new Date() } }) </script> </body> </html>