// import parseTime, formatTime and set to filter /** * Show plural label if time is plural number * 如果时间是复数,则显示复数标签 * @param {number} time * @param {string} label * @return {string} */ function pluralize(time, label) { if (time === 1) { return time + label } return time + label + 's' } /** * @param {number} time * 多少时间之前 */ export function timeAgo(time) { const between = Date.now() / 1000 - Number(time) if (between < 3600) { return pluralize(~~(between / 60), ' minute') } else if (between < 86400) { return pluralize(~~(between / 3600), ' hour') } else { return pluralize(~~(between / 86400), ' day') } } /** * Number formatting * like 10000 => 10k 单位 * @param {number} num * @param {number} digits */ export function numberFormatter(num, digits) { const si = [ { value: 1E18, symbol: 'E' }, { value: 1E15, symbol: 'P' }, { value: 1E12, symbol: 'T' }, { value: 1E9, symbol: 'G' }, { value: 1E6, symbol: 'M' }, { value: 1E3, symbol: 'k' } ] for (let i = 0; i < si.length; i++) { if (num >= si[i].value) { return (num / si[i].value).toFixed(digits).replace(/\.0+$|(\.[0-9]*[1-9])0+$/, '$1') + si[i].symbol } } return num.toString() } /** * 10000 => "10,000" * @param {number} num */ export function toThousandFilter(num) { return (+num || 0).toString().replace(/^-?\d+/g, m => m.replace(/(?=(?!\b)(\d{3})+$)/g, ',')) } /** * Upper case first char * @param {String} string */ export function uppercaseFirst(string) { return string.charAt(0).toUpperCase() + string.slice(1) } export function parseTime(time, cFormat) { if (arguments.length === 0) { return null } if ((time + '').length === 10) { time = +time * 1000 } const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}' let date if (typeof time === 'object') { date = time } else { date = new Date(parseInt(time)) } const formatObj = { y: date.getFullYear(), m: date.getMonth() + 1, d: date.getDate(), h: date.getHours(), i: date.getMinutes(), s: date.getSeconds(), a: date.getDay() } const timeStr = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => { let value = formatObj[key] if (key === 'a') { return ['一', '二', '三', '四', '五', '六', '日'][value - 1] } if (result.length > 0 && value < 10) { value = '0' + value } return value || 0 }) return timeStr } export function formatTime(time, option) { time = +time * 1000 const d = new Date(time) const now = Date.now() const diff = (now - d) / 1000 if (diff < 30) { return '刚刚' } else if (diff < 3600) { // less 1 hour return Math.ceil(diff / 60) + '分钟前' } else if (diff < 3600 * 24) { return Math.ceil(diff / 3600) + '小时前' } else if (diff < 3600 * 24 * 2) { return '1天前' } if (option) { return parseTime(time, option) } else { return ( d.getMonth() + 1 + '月' + d.getDate() + '日' + d.getHours() + '时' + d.getMinutes() + '分' ) } } export function getNowFormatDate() { var date = new Date() var seperator1 = '-' var year = date.getFullYear() var month = date.getMonth() + 1 var strDate = date.getDate() if (month >= 1 && month <= 9) { month = '0' + month } if (strDate >= 0 && strDate <= 9) { strDate = '0' + strDate } var currentdate = year + seperator1 + month + seperator1 + strDate return currentdate } /* 数字 格式化 */ export function nFormatter(num, digits) { const si = [{ value: 1e18, symbol: 'E' }, { value: 1e15, symbol: 'P' }, { value: 1e12, symbol: 'T' }, { value: 1e9, symbol: 'G' }, { value: 1e6, symbol: 'M' }, { value: 1e3, symbol: 'k' } ] for (let i = 0; i < si.length; i++) { if (num >= si[i].value) { return ( (num / si[i].value + 0.1) .toFixed(digits) .replace(/\.0+$|(\.[0-9]*[1-9])0+$/, '$1') + si[i].symbol ) } } return num.toString() } export function html2Text(val) { const div = document.createElement('div') div.innerHTML = val return div.textContent || div.innerText } export function toThousandslsFilter(num) { return (+num || 0) .toString() .replace(/^-?\d+/g, m => m.replace(/(?=(?!\b)(\d{3})+$)/g, ',')) } // 验证手机号 export function checkPhone(rule, value, callback) { if (!value) { return callback(new Error('手机号不能为空')) } else { const reg = /^1[3|4|5|7|8][0-9]\d{8}$/ if (reg.test(value)) { callback() } else { return callback(new Error('请输入正确的手机号')) } } } export function checkPassword(rule, value, callback) { if (!value) { return callback(new Error('密码不能为空')) } else if (value.length < 6) { callback(new Error('请至少输入 6 个字符。请不要使用容易被猜到的密码')) } else { callback() } } // 手机号证验证 export function checkTel(value, callback) { var reg = /^1[3|4|5|7|8][0-9]\d{8}$/ return reg.test(value) } // 身份证验证 export function checkiDNumber(value, callback) { var reg = /\d{17}[\d|x]|\d{15}/ return reg.test(value) } // 身份证验证 export function checkEmails(value, callback) { var reg = /^[A-Za-zd]+([-_.][A-Za-zd]+)*@([A-Za-zd]+[-.])+[A-Za-zd]{2,5}$/ return reg.test(value) } // 邮箱验证 export function checkEmail(rule, value, callback) { if (!value) { return callback(new Error('邮箱不能为空')) } else { var reg = /^[A-Za-zd]+([-_.][A-Za-zd]+)*@([A-Za-zd]+[-.])+[A-Za-zd]{2,5}$/ if (reg.test(value)) { callback() } else { return callback(new Error('请输入正确的邮箱')) } } } // 英文验证 export function checkCode(value, callback) { var reg = /^[A-Za-z]+$/g return reg.test(value) } // qq验证 export function checkQq(value, callback) { var reg = /^[0-9]+$/g return reg.test(value) } // 银行卡号 export function formatBankNo(BankNo, callback) { var strBin = '10,18,30,35,37,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,58,60,62,65,68,69,84,87,88,94,95,98,99' return strBin } export function getStrleng(str, max) { var myLen = 0 for (var i = 0; i < str.length && myLen <= max * 2; i++) { if (str.charCodeAt(i) > 0 && str.charCodeAt(i) < 128) { myLen++ } else myLen += 2 } return myLen } // 上传图片格式控制 export function updatedImg(file, obj, callback, func) { if (file.size < 10100000) { var fileName = file.name var suffix = fileName .substring(fileName.lastIndexOf('.') + 1) .toUpperCase() if ( suffix === 'PDF' || suffix === 'JPG' || suffix === 'JPEG' || suffix === 'PNG' || suffix === 'GIF' ) { return true } else { var tipType = '文件类型不正确,请重新上传' callback(tipType) return false } } else { var tipSize = '文件大小超过5M,请重新上传' callback(tipSize) return false } } // 上传文档格式控制 export function updatedFile(file, obj, callback, func) { if (file.size < 10100000) { var fileName = file.name var suffix = fileName .substring(fileName.lastIndexOf('.') + 1) .toUpperCase() if ( suffix === 'DOC' || suffix === 'DOCX' || suffix === 'XLS' || suffix === 'XLSX' || suffix === 'PDF' || suffix === 'ZIP' || suffix === 'RAR' ) { return true } else { var tipType = '文件类型不正确,请重新上传' callback(tipType) return false } } else { var tipSize = '文件大小超过5M,请重新上传' callback(tipSize) return false } } export function importFile(file, obj, callback, func) { if (file.size < 10100000) { var fileName = file.name var suffix = fileName .substring(fileName.lastIndexOf('.') + 1) .toUpperCase() if ( suffix === 'XLS' || suffix === 'XLSX' ) { return true } else { var tipType = '文件类型不正确,请重新上传' callback(tipType) return false } } else { var tipSize = '文件大小超过10M,请重新上传' callback(tipSize) return false } } export function minHeight(resfile) { return document.body.clientHeight - 180 + 'px' } export function formatDate(date, fmt = 'yyyy-MM-dd') { if (!(date instanceof Array)) { date = new Date(date) } if (/(y+)/.test(fmt)) { fmt = fmt.replace(RegExp.$1, (date.getFullYear() + '').substr(4 - RegExp.$1.length)) } const o = { 'M+': date.getMonth() + 1, 'd+': date.getDate(), 'h+': date.getHours(), 'm+': date.getMinutes(), 's+': date.getSeconds() } for (const k in o) { if (new RegExp(`(${k})`).test(fmt)) { const str = o[k] + '' fmt = fmt.replace(RegExp.$1, (RegExp.$1.length === 1) ? str : padLeftZero(str)) } } return fmt } function padLeftZero(str) { return ('00' + str).substr(str.length) } export function getBlob(response) { const blob = new Blob([response.data], { type: 'application/vnd.ms-excel' }) const link = document.createElement('a') link.href = window.URL.createObjectURL(blob) var filename = decodeURI(response.headers.filename) // link.download = filename + '.xls' link.download = filename link.click() } // 图片 blob 流转化为可用 src export function imgHandle(obj) { return window.URL.createObjectURL(obj) }
标签:function,return,函数,导入,value,callback,过滤,export,var From: https://www.cnblogs.com/zhulongxu/p/16859041.html