微信小程式獲取當前時間及星期幾的例項程式碼
阿新 • • 發佈:2020-09-21
效果圖如下所示
例項程式碼如下:
util.js
function formatTime(date) { var year = date.getFullYear() var month = date.getMonth() + 1 var day = date.getDate() var hour = date.getHours() var minute = date.getMinutes() var second = date.getSeconds() return [year,month,day].map(formatNumber).join('/') + ' ' + [hour,minute,second].map(formatNumber).join(':') } function formatNumber(n) { n = n.toString() return n[1] ? n : '0' + n } function formatTimeTwo(number,format) { var formateArr = ['Y','M','D','h','m','s']; var returnArr = []; var date = new Date(number * 1000); returnArr.push(date.getFullYear()); returnArr.push(formatNumber(date.getMonth() + 1)); returnArr.push(formatNumber(date.getDate())); returnArr.push(formatNumber(date.getHours())); returnArr.push(formatNumber(date.getMinutes())); returnArr.push(formatNumber(date.getSeconds())); for (var i in returnArr) { format = format.replace(formateArr[i],returnArr[i]); } return format; } const getWeekByDate = dates => { let show_day = new Array('週日','週一','週二','週三','週四','週五','週六'); let date = new Date(dates); date.setDate(date.getDate()); let day = date.getDay(); return show_day[day]; } module.exports = { formatTime: formatTime,formatTimeTwo: formatTimeTwo,getWeekByDate: getWeekByDate }
.js
const util = require('../../utils/util.js') Page({ data: { },onLoad: function (options) { let time = util.formatTime(new Date()); console.log('當前日期和時間:',time) console.log('今天周幾:',util.getWeekByDate(new Date())) //獲取當前時間戳 var timestamp = Date.parse(new Date()); timestamp = timestamp / 1000; console.log("當前時間戳為:" + timestamp); console.log("時間戳轉日期:",util.formatTimeTwo(timestamp,'Y-M-D h:m:s')); //獲取當前時間 var n = timestamp * 1000; var date = new Date(n); //年 var Y = date.getFullYear(); //月 var M = (date.getMonth() + 1 < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1); //日 var D = date.getDate() < 10 ? '0' + date.getDate() : date.getDate(); //時 var h = date.getHours(); //分 var m = date.getMinutes(); //秒 var s = date.getSeconds(); console.log('當前年月日:',date.toLocaleDateString()); console.log('當前日期時間:',date.toLocaleString()); console.log('當前時間:',date.toLocaleTimeString()); console.log("當前日期和時間:" + Y + '-' + M + '-' + D + ' ' + h + ":" + m + ":" + s); },})
參考手冊:https://www.w3school.com.cn/js/js_date_methods.asp
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