轮子还是得造
/**
* @description 获取cookie
* @param name
* @returns {*}
*/
export function getCookie(name) {
var arr, reg = new RegExp("(^| )" + name + "=([^;]*)(;|$)");
if (arr = document.cookie.match(reg))
return (arr[2]);
else
return null;
}
/**
*@description 设置cookie
* @param c_name
* @param value
* @param expiredays
*/
export function setCookie(c_name, value, expiredays) {
var exdate = new Date();
exdate.setDate(exdate.getDate() + expiredays);
document.cookie = c_name + "=" + escape(value) + ((expiredays == null) ? "" : ";expires=" + exdate.toGMTString());
};
/**
* @description 删除cookie
* @param name
*/
export function delCookie(name) {
var exp = new Date();
exp.setTime(exp.getTime() - 1);
var cval = getCookie(name);
if (cval != null)
document.cookie = name + "=" + cval + ";expires=" + exp.toGMTString();
};
搭桥过河，才能走的稳/** * Created by zhengyi.fu on 2018/2/28. */
/**
* @description 根据数组对象的某一个属性分组
* @param {String} key
* @param {Array} arr
*/
let groupTwo = function (key, arr) {
if(arr instanceof Array) {
let map = {}, dest = [];
for (let i = 0; i < arr.length; i++) {
if (!map[arr[i][key]]) {
dest.push({
[key]: arr[i][key],
data: [arr[i]]
});
map[arr[i][key]] = arr[i];
} else {
for (let j = 0; j < dest.length; j++) {
var dj = dest[j];
if (dj[key] == arr[i][key]) {
dj.data.push(arr[i]);
break;
}
}
}
}
return dest;
}else {
throw "noRepeat expect an array as param";
}
};
/**
* @description 重复数组去重
* @param arr
* @returns {Array}
*/
let noRepeat = function(arr) {
if (arr instanceof Array) {
var newArr = [];
for (let i = 0, len = arr.length; i < len; i++) {
let flag = false;
for (let j = 0, len2 = newArr.length; j < len2; j++) {
if (JSON.stringify(newArr[j]) == JSON.stringify(arr[i])) {
flag = true;
break;
}
}
if (flag == false) {
newArr.push(arr[i]);
}
}
return newArr;
} else {
throw "noRepeat expect an array as param";
}
}
/**
*
* @description url参数转对象
* @param {String} url default: window.location.href
* @return {Object}
*/
let parseQueryString = function(url) {
url = url == null ? window.location.href : url
var search = url[0] === '?' ? url.substr(1) : url.substring(url.lastIndexOf('?') + 1)
if (search === '') return {}
search = search.split('&');
var query = {};
for (var i = 0; i < search.length; i++) {
var pair = search[i].split('=');
query[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1] || '');
}
return query;
}
/**
*
* @description 对象序列化(对象转成url参数)
* @param {Object} obj
* @return {String}
*/
let stringfyQueryString = function(obj) {
if (!obj) return '';
var pairs = [];
for (var key in obj) {
var value = obj[key];
if (value instanceof Array) {
for (var i = 0; i < value.length; ++i) {
pairs.push(encodeURIComponent(key + '[' + i + ']') + '=' + encodeURIComponent(value[i]));
}
continue;
}
pairs.push(encodeURIComponent(key) + '=' + encodeURIComponent(obj[key]));
}
return pairs.join('&');
}
/**
*
* @description 格式化现在距${endTime}的剩余时间
* @param {Date} endTime
* @return {String}
*/
let formatRemainTime = function(endTime) {
var startDate = new Date(); //开始时间
var endDate = new Date(endTime); //结束时间
var t = endDate.getTime() - startDate.getTime(); //时间差
var d = 0,
h = 0,
m = 0,
s = 0;
if (t >= 0) {
d = Math.floor(t / 1000 / 3600 / 24);
h = Math.floor(t / 1000 / 60 / 60 % 24);
m = Math.floor(t / 1000 / 60 % 60);
s = Math.floor(t / 1000 % 60);
}
return doubleNum(d)+ "天 " + doubleNum(h) + "小时 " + doubleNum(m) + "分钟 " + doubleNum(s) + "秒";
}
/**
* @description 补全两位数
* @param n
* @returns {*}
*/
let doubleNum = function (n) {
if(n.length > 2 || n > 100){
return n;
}
n = parseInt(n);
return n >= 10 ? n : `0${n}`;
}
/**
*
* @description 现金额转大写
* @param {Number} n
* @return {String}
*/
let digitUppercase = function(n) {
var fraction = ['角', '分'];
var digit = [
'零', '壹', '贰', '叁', '肆',
'伍', '陆', '柒', '捌', '玖'
];
var unit = [
['元', '万', '亿'],
['', '拾', '佰', '仟']
];
var head = n < 0 ? '欠' : '';
n = Math.abs(n);
var s = '';
for (var i = 0; i < fraction.length; i++) {
s += (digit[Math.floor(n * 10 * Math.pow(10, i)) % 10] + fraction[i]).replace(/零./, '');
}
s = s || '整';
n = Math.floor(n);
for (var i = 0; i < unit[0].length && n > 0; i++) {
var p = '';
for (var j = 0; j < unit[1].length && n > 0; j++) {
p = digit[n % 10] + unit[1][j] + p;
n = Math.floor(n / 10);
}
s = p.replace(/(零.)*零$/, '').replace(/^$/, '零') + unit[0][i] + s;
}
return head + s.replace(/(零.)*零元/, '元')
.replace(/(零.)+/g, '零')
.replace(/^整$/, '零元整');
};
/**
*
* @desc 判断是否为邮箱地址
* @param {String} str
* @return {Boolean}
*/
let isEmail = function(str) {
return /\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*/.test(str);
}
/**
*
* @description 判断是否为身份证号
* @param {String|Number} str
* @return {Boolean}
*/
let isIdCard = function(str) {
return /^(^[1-9]\d{7}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])\d{3}$)|(^[1-9]\d{5}[1-9]\d{3}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])((\d{4})|\d{3}[Xx])$)$/.test(str)
}
/**
*
* @description 判断是否为手机号
* @param {String|Number} str
* @return {Boolean}
*/
let isPhoneNum = function(str) {
return /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/.test(str)
}
/**
*
* @description 判断是否为URL地址
* @param {String} str
* @return {Boolean}
*/
let isUrl = function(str) {
return /[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}\b([-a-zA-Z0-9@:%_\+.~#?&//=]*)/i.test(str);
}
/**
*
* @description 随机生成颜色
* @return {String}
*/
let randomColor = function() {
return '#' + ('00000' + (Math.random() * 0x1000000 << 0).toString(16)).slice(-6);
}
/**
*
* @description 生成指定范围[min, max]的随机数
* @param {Number} min
* @param {Number} max
* @return {Number}
*/
let randomNum = function(min, max) {
return Math.floor(Math.random() * (max-min+1) )+ min;
}
/**
* @description 深拷贝，支持常见类型
* @param {Any} values
*/
let deepClone = function(values) {
var copy;
// Handle the 3 simple types, and null or undefined
if (null == values || "object" != typeof values) return values;
// Handle Date
if (values instanceof Date) {
copy = new Date();
copy.setTime(values.getTime());
return copy;
}
// Handle Array
if (values instanceof Array) {
copy = [];
for (var i = 0, len = values.length; i < len; i++) {
copy[i] = deepClone(values[i]);
}
return copy;
}
// Handle Object
if (values instanceof Object) {
copy = {};
for (var attr in values) {
if (values.hasOwnProperty(attr)) copy[attr] = deepClone(values[attr]);
}
return copy;
}
throw new Error("Unable to copy values! Its type isn't supported.");
}
/**
*
* @description 判断`obj`是否为空
* @param {Object} obj
* @return {Boolean}
*/
let isEmptyObject = function(obj) {
if (!obj || typeof obj !== 'object' || Array.isArray(obj))
return false
return !Object.keys(obj).length
}
/**
*
* @description 获取滚动条距顶部的距离
*/
let getScrollTop = function() {
return (document.documentElement && document.documentElement.scrollTop) || document.body.scrollTop;
}
/**
*
* @description H5软键盘缩回、弹起回调
* 当软件键盘弹起会改变当前 window.innerHeight，监听这个值变化
* @param {Function} downCb 当软键盘弹起后，缩回的回调
* @param {Function} upCb 当软键盘弹起的回调
*/
let windowResize = function(downCb, upCb) {
var clientHeight = window.innerHeight;
downCb = typeof downCb === 'function' ? downCb : function () {}
upCb = typeof upCb === 'function' ? upCb : function () {}
window.addEventListener('resize', () => {
var height = window.innerHeight;
if (height === clientHeight) {
downCb();
}
if (height < clientHeight) {
upCb();
}
});
}
/**
*
* @desc 获取浏览器类型和版本
* @return {String}
*/
let getExplore = function() {
var sys = {},
ua = navigator.userAgent.toLowerCase(),
s;
(s = ua.match(/rv:([\d.]+)\) like gecko/)) ? sys.ie = s[1]:
(s = ua.match(/msie ([\d\.]+)/)) ? sys.ie = s[1] :
(s = ua.match(/edge\/([\d\.]+)/)) ? sys.edge = s[1] :
(s = ua.match(/firefox\/([\d\.]+)/)) ? sys.firefox = s[1] :
(s = ua.match(/(?:opera|opr).([\d\.]+)/)) ? sys.opera = s[1] :
(s = ua.match(/chrome\/([\d\.]+)/)) ? sys.chrome = s[1] :
(s = ua.match(/version\/([\d\.]+).*safari/)) ? sys.safari = s[1] : 0;
// 根据关系进行判断
if (sys.ie) return ('IE: ' + sys.ie)
if (sys.edge) return ('EDGE: ' + sys.edge)
if (sys.firefox) return ('Firefox: ' + sys.firefox)
if (sys.chrome) return ('Chrome: ' + sys.chrome)
if (sys.opera) return ('Opera: ' + sys.opera)
if (sys.safari) return ('Safari: ' + sys.safari)
return 'Unkonwn'
}
/**
*
* @description 获取操作系统类型
* @return {String}
*/
let getOS = function() {
var userAgent = 'navigator' in window && 'userAgent' in navigator && navigator.userAgent.toLowerCase() || '';
var vendor = 'navigator' in window && 'vendor' in navigator && navigator.vendor.toLowerCase() || '';
var appVersion = 'navigator' in window && 'appVersion' in navigator && navigator.appVersion.toLowerCase() || '';
if (/iphone/i.test(userAgent) || /ipad/i.test(userAgent) || /ipod/i.test(userAgent)) return 'ios'
if (/android/i.test(userAgent)) return 'android'
if (/win/i.test(appVersion) && /phone/i.test(userAgent)) return 'windowsPhone'
if (/mac/i.test(appVersion)) return 'MacOSX'
if (/win/i.test(appVersion)) return 'windows'
if (/linux/i.test(appVersion)) return 'linux'
}
/**
* @description 字符串中get数字
* @param {*} v
*/
let getFloat = function (v) {
if (typeof (v) == 'string') {
var regEx = /[^\d|^\.|^\-]/g;
return v.replace(regEx, '');
}
}
//正则判断大于0的正整数
let reg = /^\+?[1-9]\d*$/
let utis = {
groupTwo,
noRepeat,
parseQueryString,
stringfyQueryString,
formatRemainTime,
doubleNum,
digitUppercase,
isEmail,
isIdCard,
isPhoneNum,
isUrl,
randomColor,
randomNum,
deepClone,
isEmptyObject,
getScrollTop,
windowResize,
getExplore,
getOS,
getFloat
}
export default utis
-
let getFloat = function (v) {
if (typeof (v) == 'string') {
var regEx = /[^\d|^\.|^\-]/g;
return v.replace(regEx, '');
}
}