158 lines
4.2 KiB
JavaScript
158 lines
4.2 KiB
JavaScript
export function formatDate(date, format) {
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const year = date.getFullYear().toString();
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const month = (date.getMonth() + 1).toString().padStart(2, '0');
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const day = date.getDate().toString().padStart(2, '0');
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const hours = date.getHours().toString().padStart(2, '0');
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const minutes = date.getMinutes().toString().padStart(2, '0');
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const seconds = date.getSeconds().toString().padStart(2, '0');
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return format
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.replace(/yyyy/g, year)
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.replace(/MM/g, month)
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.replace(/dd/g, day)
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.replace(/HH/g, hours)
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.replace(/mm/g, minutes)
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.replace(/ss/g, seconds);
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}
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/**
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* 正则检测大陆手机号
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* @param phone
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*/
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export function checkPhone(phone) {
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return /^1[3456789]\d{9}$/.test(phone);
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}
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/**
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* 创建一个滚动动画
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* @param scrollStart 动画开始滚动位置
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* @param scrollEnd 动画结束滚动位置
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* @param valueStart 动画值开始值
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* @param valueEnd 动画值结束值
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*/
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export function createAnimation(scrollStart, scrollEnd, valueStart, valueEnd) {
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return function (nowScroll) {
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if (nowScroll <= scrollStart) {
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return valueStart
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}
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if (nowScroll >= scrollEnd) {
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return valueEnd
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}
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// (nowScroll - scrollStart) / (scrollEnd - scrollStart) 当前滚动在咕哝的那个起始值中的比例
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// 用value的总值 * 比例 = value的值
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// 由于valueStart可能不是0 ， 所以需要加上valueStart
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return ((valueEnd - valueStart) * (nowScroll - scrollStart) / (scrollEnd - scrollStart)) + valueStart
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}
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}
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/**
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* 从数组中找到比较项并且删除
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* @param originalList 原数组
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* @param compareItem 比较项目
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* @param field 比较字段
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*/
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export function compareToDelListItem(originalList, compareItem, field) {
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const delIndex = originalList.findIndex((item) => item[field] === compareItem[field]);
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if (delIndex >= 0) {
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originalList.splice(delIndex, 1);
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return true
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}
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return false
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}
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/**
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* 过滤File类型
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* @param file
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* @param excludeTypeArr 需要排除的类型
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*/
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export function filterFileType(file, excludeTypeArr) {
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let suffix, name
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// #ifndef MP-WEIXIN
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name = file.name
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suffix = name.slice(name.lastIndexOf('.') + 1)
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// #endif
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// #ifdef MP-WEIXIN
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name = file.url
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suffix = name.slice(name.lastIndexOf('.') + 1)
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// #endif
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return excludeTypeArr.includes(suffix)
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}
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/**
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* 阿拉伯数字转换中文数字
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* @param number
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*/
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export function arabicToChinese(number) {
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const chineseNumberMap = {
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0: '零',
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1: '一',
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2: '二',
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3: '三',
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4: '四',
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5: '五',
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6: '六',
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7: '七',
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8: '八',
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9: '九',
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10: '十'
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};
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const chineseUnitMap = {
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10: '十',
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100: '百',
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1000: '千',
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10000: '万',
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100000: '十万',
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1000000: '百万',
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10000000: '千万',
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100000000: '亿',
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1000000000: '十亿',
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10000000000: '百亿',
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100000000000: '千亿',
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1000000000000: '兆'
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};
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if (number <= 10) {
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return chineseNumberMap[number]
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}
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let chineseNumber = '';
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let num = number;
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for (let unit of [1000000000000, 100000000000, 10000000000, 1000000000, 100000000, 10000000, 1000000, 100000, 10000, 1000, 100, 10, 1]) {
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if (num >= unit) {
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let count = Math.floor(num / unit);
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chineseNumber += chineseNumberMap[count] + (chineseUnitMap[unit] ? chineseUnitMap[unit] : '');
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num %= unit; // 取余
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} else if (chineseNumber !== '') {
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chineseNumber += chineseNumberMap[0]; // 添加零，保持位数对齐
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}
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}
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return chineseNumber;
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}
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export function hasNetWork() {
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return new Promise < boolean > ((resolve, reject) => {
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wx.getNetworkType({
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success(res) {
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console.log(res);
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if (res.networkType === 'none') {
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resolve(false)
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} else {
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resolve(true)
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}
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}
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})
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})
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}
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/**
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* 获取两数之间的随机数
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* @param min
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* @param max
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*/
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export function getRandom(min, max) {
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return (Math.random() * (max - min) + min).toFixed(2);
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}
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