校验工具类函数

验证邮政编码

/**
 * @param { string } value
 */
export const isPostcode = value => /^(0[1-7]|1[0-356]|2[0-7]|3[0-6]|4[0-7]|5[1-7]|6[1-7]|7[0-5]|8[013-6])\d{4}$/g.test(value);

验证中文和数字

/**
 * @param { string } value
 */
export const isCHNAndEN = value => /^((?:[\u3400-\u4DB5\u4E00-\u9FEA\uFA0E\uFA0F\uFA11\uFA13\uFA14\uFA1F\uFA21\uFA23\uFA24\uFA27-\uFA29]|[\uD840-\uD868\uD86A-\uD86C\uD86F-\uD872\uD874-\uD879][\uDC00-\uDFFF]|\uD869[\uDC00-\uDED6\uDF00-\uDFFF]|\uD86D[\uDC00-\uDF34\uDF40-\uDFFF]|\uD86E[\uDC00-\uDC1D\uDC20-\uDFFF]|\uD873[\uDC00-\uDEA1\uDEB0-\uDFFF]|\uD87A[\uDC00-\uDFE0])|(\d))+$/g.test(value);

验证火车车次

export const isTrainNum = value => /^[GCDZTSPKXLY1-9]\d{1,4}$/g.test(value);

验证网址

/**
 *  @param { string } value
 */
export const isRightWebsite = value => /^(((ht|f)tps?):\/\/)?[\w-]+(\.[\w-]+)+([\w.,@?^=%&:/~+#-]*[\w@?^=%&/~+#-])?$/g.test(value);

验证银行卡号

/**
 * @param { string } value
 */
export const isAccountNumber = value => /^[1-9]\d{9,29}$/g.test(value);

验证中文姓名

/**
 * @param { string } value
 */
export const isChineseName = value => /^(?:[\u4e00-\u9fa5·]{2,16})$/g.test(value);

验证英文姓名

/**
 * @param { string } value
 */
export const isEnglishName = value => /(^[a-zA-Z]{1}[a-zA-Z\s]{0,20}[a-zA-Z]{1}$)/g.test(value);

验证严谨手机号

/**
 * @param { string } value
 */
export const isMPStrict = value => /^(?:(?:\+|00)86)?1(?:(?:3[\d])|(?:4[5-7|9])|(?:5[0-3|5-9])|(?:6[5-7])|(?:7[0-8])|(?:8[\d])|(?:9[1|8|9]))\d{8}$/g.test(value);

验证邮箱

/**
 * @param { string } value
 */
export const isEmail = value => /^[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/g.test(value);

验证座机号码

/**
 * @param { string } value
 */
export const isLandlineTelephone = value => /\d{3}-\d{8}|\d{4}-\d{7}/g.test(value);

验证身份证号码

/**
 * @param { string } value
 */
export const isIDCardNew = value => /^\d{6}(18|19|20)\d{2}(0\d|10|11|12)([0-2]\d|30|31)\d{3}[\dXx]$/g.test(value);

验证护照

/**
 * @param { string } value
 */
export const isPassport = value => /(^[EeKkGgDdSsPpHh]\d{8}$)|(^(([Ee][a-fA-F])|([DdSsPp][Ee])|([Kk][Jj])|([Mm][Aa])|(1[45]))\d{7}$)/g.test(value);

验证账号是否合法，5-13位，允许字母下划线组合

/**
 * @param { string } value
 */
export const isWebAccount = value => /^[a-zA-Z]\w{4,15}$/g.test(value);

验证中文/汉子

/**
 * @param { string } value
 */
export const isChineseCharacter = value => /^(?:[\u3400-\u4DB5\u4E00-\u9FEA\uFA0E\uFA0F\uFA11\uFA13\uFA14\uFA1F\uFA21\uFA23\uFA24\uFA27-\uFA29]|[\uD840-\uD868\uD86A-\uD86C\uD86F-\uD872\uD874-\uD879][\uDC00-\uDFFF]|\uD869[\uDC00-\uDED6\uDF00-\uDFFF]|\uD86D[\uDC00-\uDF34\uDF40-\uDFFF]|\uD86E[\uDC00-\uDC1D\uDC20-\uDFFF]|\uD873[\uDC00-\uDEA1\uDEB0-\uDFFF]|\uD87A[\uDC00-\uDFE0])+$/g.test(value);

验证小数

/**
 * @param { string } value
 */
export const isDecimal = value => /^\d+\.\d+$/g.test(value);

验证数字

/**
 * @param { string } value
 */
export const isNumber = value => /^\d{1,}$/g.test(value);

验证qq号码

/**
 * @param { string } value
 */
export const isQQNum = value => /^[1-9][0-9]{4,10}$/g.test(value);

验证数字和字母

/**
 * @param { string } value
 */
export const isNumAndStr = value => /^[A-Za-z0-9]+$/g.test(value);

验证英文字母

/**
 * @param { string } value
 */
export const isEnglish = value => /^[a-zA-Z]+$/g.test(value);

获取url参数

/**
 * @param {*} name
 * @param {*} origin
 */

export function getUrlParam(name, origin = null) {
    let reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
    let r = null;
    if (origin == null) {
        r = window.location.search.substr(1).match(reg);
    } else {
        r = origin.substr(1).match(reg);
    }
    if (r != null) return decodeURIComponent(r[2]);
    return null;
}

获取url参数第二种

/**
 * @param {*} name
 * @param {*} origin
 */
export function getUrlParams(name, origin = null) {
    let url = location.href;
    let temp1 = url.split('?');
    let pram = temp1[1];
    let keyValue = pram.split('&');
    let obj = {};
    for (let i = 0; i < keyValue.length; i++) {
        let item = keyValue[i].split('=');
        let key = item[0];
        let value = item[1];
        obj[key] = value;
    }
    return obj[name];
}

修改url参数

/**
 * @param { string } paramName
 * @param { string } replaceWith
 */
export function replaceParamVal(paramName,replaceWith) {
    var oUrl = location.href.toString();
    var re=eval('/('+ paramName+'=)([^&]*)/gi');
    location.href = oUrl.replace(re,paramName+'='+replaceWith);
    return location.href;
}

删除url指定的参数

/**
 * @param { string } name
 */
export function funcUrlDel(name){
    var loca =location;
    var baseUrl = loca.origin + loca.pathname + "?";
    var query = loca.search.substr(1);
    if (query.indexOf(name)>-1) {
        var obj = {};
        var arr = query.split("&");
        for (var i = 0; i < arr.length; i++) {
            arr[i] = arr[i].split("=");
            obj[arr[i][0]] = arr[i][1];
        }
        delete obj[name];
        var url = baseUrl + JSON.stringify(obj).replace(/[\"\{\}]/g,"").replace(/\:/g,"=").replace(/\,/g,"&");
        return url
    }
}

获取窗口可是范围高度

export function getClientHeight() {
    let clientHeight = 0;
    if (document.body.clientHeight && document.documentElement.clientHeight) {
        clientHeight = (document.body.clientHeight < document.documentElement.clientHeight) ? document.body.clientHeight : document.documentElement.clientHeight;
    }
    else {
        clientHeight = (document.body.clientHeight > document.documentElement.clientHeight) ? document.body.clientHeight : document.documentElement.clientHeight;
    }
    return clientHeight;
}

获取窗口可是范围宽度

export function getPageViewWidth() {
    let d = document,
        a = d.compatMode == "BackCompat" ? d.body : d.documentElement;
    return a.clientWidth;
}

获取窗口尺寸

export function getViewportOffset() {
    if (window.innerWidth) {
        return {
            w: window.innerWidth,
            h: window.innerHeight
        }
    } else {
        // ie8及其以下
        if (document.compatMode === "BackCompat") {
            // 怪异模式
            return {
                w: document.body.clientWidth,
                h: document.body.clientHeight
            }
        } else {
            // 标准模式
            return {
                w: document.documentElement.clientWidth,
                h: document.documentElement.clientHeight
            }
        }
    }
}

获取滚动条距离顶部的高度

export function getPageScrollTop() {
    let a = document;
    return a.documentElement.scrollTop || a.body.scrollTop;
}

开启/关闭全屏

/**
 * @param {*} element
 */
export function launchFullscreen(element) {
    if (element.requestFullscreen) {
        element.requestFullscreen()
    } else if (element.mozRequestFullScreen) {
        element.mozRequestFullScreen()
    } else if (element.msRequestFullscreen) {
        element.msRequestFullscreen()
    } else if (element.webkitRequestFullscreen) {
        element.webkitRequestFullScreen()
    }
}

export function exitFullscreen() {
    if (document.exitFullscreen) {
        document.exitFullscreen()
    } else if (document.msExitFullscreen) {
        document.msExitFullscreen()
    } else if (document.mozCancelFullScreen) {
        document.mozCancelFullScreen()
    } else if (document.webkitExitFullscreen) {
        document.webkitExitFullscreen()
    }
}

返回当前滚动条的位置

export const getScrollPosition = (el = window) => ({
    x: el.pageXOffset !== undefined ? el.pageXOffset : el.scrollLeft,
    y: el.pageYOffset !== undefined ? el.pageYOffset : el.scrollTop
});

平滑滚动到页面顶部

export const scrollToTop = () => {
    const c = document.documentElement.scrollTop || document.body.scrollTop;
    if (c > 0) {
        window.requestAnimationFrame(scrollToTop);
        window.scrollTo(0, c - c / 8);
    }
};

http 跳 https

export const httpsRedirect = () => {
    if (location.protocol !== 'https:') location.replace('https://' + location.href.split('//')[1]);
};

检查页面底部可见

export const bottomVisible = () =>{
    return document.documentElement.clientHeight + window.scrollY >=
        (document.documentElement.scrollHeight || document.documentElement.clientHeight);
};

打开一个窗口

/**
 * @param { string } url
 * @param { string } windowName
 * @param { number } width
 * @param { number } height
 */
export function openWindow(url, windowName, width, height) {
    var x = parseInt(screen.width / 2.0) - width / 2.0;
    var y = parseInt(screen.height / 2.0) - height / 2.0;
    var isMSIE = navigator.appName == "Microsoft Internet Explorer";
    if (isMSIE) {
        var p = "resizable=1,location=no,scrollbars=no,width=";
        p = p + width;
        p = p + ",height=";
        p = p + height;
        p = p + ",left=";
        p = p + x;
        p = p + ",top=";
        p = p + y;
        window.open(url, windowName, p);
    } else {
        var win = window.open(
            url,
            "ZyiisPopup",
            "top=" +
            y +
            ",left=" +
            x +
            ",scrollbars=" +
            scrollbars +
            ",dialog=yes,modal=yes,width=" +
            width +
            ",height=" +
            height +
            ",resizable=no"
        );
        eval("try { win.resizeTo(width, height); } catch(e) { }");
        win.focus();
    }
}

自适应页面

/**
 * @param { number } width
 */
export function AutoResponse(width = 750) {
    const target = document.documentElement;
    target.clientWidth >= 600
        ? (target.style.fontSize = "80px")
        : (target.style.fontSize = target.clientWidth / width * 100 + "px");
}

浏览器localstorage 存储

/**
 * 目前对象值如果是函数 、RegExp等特殊对象存贮会被忽略
 * @param { String } key  属性
 * @param { string } value 值
 */
export const localStorageSet = (key, value) => {
    if (typeof (value) === 'object') value = JSON.stringify(value);
    localStorage.setItem(key, value)
};
/**
 * @param {String} key  属性
 */
export const localStorageGet = (key) => {
    return localStorage.getItem(key)
};
/**
 * @param {String} key  属性
 */
export const localStorageRemove = (key) => {
    localStorage.removeItem(key)
};

/**
 * @param {String} key  属性
 * @param {*} value 存贮值
 * @param { number } expire 过期时间,毫秒数
 */
export const localStorageSetExpire = (key, value, expire) => {
    if (typeof (value) === 'object') value = JSON.stringify(value);
    localStorage.setItem(key, value);
    setTimeout(() => {
        localStorage.removeItem(key)
    }, expire)
};

sessionStorage 存储

/**
 * @param {String} key  属性
 * @param {*} value 值
 */
export const sessionStorageSet = (key, value) => {
    if (typeof (value) === 'object') value = JSON.stringify(value);
    sessionStorage.setItem(key, value)
};
/**
 * @param {String} key  属性
 */
export const sessionStorageGet = (key) => {
    return sessionStorage.getItem(key)
};
/**
 * @param {String} key  属性
 */
export const sessionStorageRemove = (key) => {
    sessionStorage.removeItem(key)
};
/**
 * @param {String} key  属性
 * @param {*} value 存贮值
 * @param {String} expire 过期时间,毫秒数
 */
export const sessionStorageSetExpire = (key, value, expire) => {
    if (typeof (value) === 'object') value = JSON.stringify(value);
    sessionStorage.setItem(key, value);
    setTimeout(() => {
        sessionStorage.removeItem(key)
    }, expire)
};

cookie 存储

/**
 * @param {String} key  属性
 * @param {*} value  值
 * @param { String } expire  过期时间,单位天
 */
export const cookieSet = (key, value, expire) => {
    const d = new Date();
    d.setDate(d.getDate() + expire);
    document.cookie = `${key}=${value};expires=${d.toUTCString()}`
};
/**
 * @param {String} key  属性
 */
export const cookieGet = (key) => {
    const cookieStr = unescape(document.cookie);
    const arr = cookieStr.split('; ');
    let cookieValue = '';
    for (let i = 0; i < arr.length; i++) {
        const temp = arr[i].split('=');
        if (temp[0] === key) {
            cookieValue = temp[1];
            break
        }
    }
    return cookieValue
};
/**
 * @param {String} key  属性
 */
export const cookieRemove = (key) => {
    document.cookie = `${encodeURIComponent(key)}=;expires=${new Date()}`
};

截流和防抖

/**
 * @param { function } func 函数
 * @param { number } wait 延迟执行毫秒数
 * @param { number } type 1 表时间戳版，2 表定时器版
 */
export function throttle(func, wait ,type) {
    let previous, timeout;
    if(type===1){
        previous = 0;
    }else if(type===2){
        timeout = null;
    }
    return function() {
        let context = this;
        let args = arguments;
        if(type===1){
            let now = Date.now();

            if (now - previous > wait) {
                func.apply(context, args);
                previous = now;
                
            }
        }else if(type===2){
            if (!timeout) {
                timeout = setTimeout(() => {
                    
                    timeout = null;
                    func.apply(context, args)
                }, wait)
            }
        }

    }
}

/**
 * @param { function } func
 * @param { number } wait 延迟执行毫秒数
 * @param { boolean } immediate  true 表立即执行，false 表非立即执行
 */
export function debounce(func,wait,immediate) {
    let timeout;
    return function () {
        let context = this;
        let args = arguments;

        if (timeout) clearTimeout(timeout);
        if (immediate) {
            let callNow = !timeout;
            timeout = setTimeout(() => {
                timeout = null;
            }, wait);
            if (callNow) func.apply(context, args)
        }
        else {
            timeout = setTimeout(() => {
                func.apply(context, args)
            }, wait);
        }
    }
}

判断数据类型

/**
 * @param {*} target 
 */
export function type(target) {
    let ret = typeof(target);
    let template = {
        "[object Array]": "array",
        "[object Object]":"object",
        "[object Number]":"number - object",
        "[object Boolean]":"boolean - object",
        "[object String]":'string-object'
    };

    if(target === null) {
        return 'null';
    }else if(ret == "object"){
        let str = Object.prototype.toString.call(target);
        return template[str];
    }else{
        return ret;
    }
}

生成指定范围随机数

/**
 * @param { number } min 
 * @param { number } max 
 */
export const RandomNum = (min, max) => Math.floor(Math.random() * (max - min + 1)) + min;
export const RandomNum = (min,max) => Math.floor(Math.random() * (max-min +1)) +min

数组乱序

/**
 * @param {array} arr
 */
export function arrScrambling(arr) {
    let array = arr;
    let index = array.length;
    while (index) {
        index -= 1;
        let randomIndex = Math.floor(Math.random() * index);
        let middleware = array[index];
        array[index] = array[randomIndex];
        array[randomIndex] = middleware
    }
    return array
}

数组交集

/**
 * @param { array} arr1
 * @param { array } arr2
 */
export const similarity = (arr1, arr2) => arr1.filter(v => arr2.includes(v));

数组中某元素出现的次数

/**
 * @param { array } arr
 * @param {*} value
 */
export function countOccurrences(arr, value) {
    return arr.reduce((a, v) => v === value ? a + 1 : a + 0, 0);
}

加法 减法 乘法 除法 解决精度问题

/**
 * @param { number } arg1
 * @param { number } arg2
 */
export function add(arg1, arg2) {
    let r1, r2, m;
    try { r1 = arg1.toString().split(".")[1].length } catch (e) { r1 = 0 }
    try { r2 = arg2.toString().split(".")[1].length } catch (e) { r2 = 0 }
    m = Math.pow(10, Math.max(r1, r2));
    return (arg1 * m + arg2 * m) / m
}

/**
 * @param { number } arg1
 * @param { number } arg2
 */
export function sub(arg1, arg2) {
    let r1, r2, m, n;
    try { r1 = arg1.toString().split(".")[1].length } catch (e) { r1 = 0 }
    try { r2 = arg2.toString().split(".")[1].length } catch (e) { r2 = 0 }
    m = Math.pow(10, Math.max(r1, r2));
    n = (r1 >= r2) ? r1 : r2;
    return Number(((arg1 * m - arg2 * m) / m).toFixed(n));
}

/**
 * @param { number } num1
 * @param { number } num2
 */
export function division(num1,num2){
    let t1,t2,r1,r2;
    try{
        t1 = num1.toString().split('.')[1].length;
    }catch(e){
        t1 = 0;
    }
    try{
        t2=num2.toString().split(".")[1].length;
    }catch(e){
        t2=0;
    }
    r1=Number(num1.toString().replace(".",""));
    r2=Number(num2.toString().replace(".",""));
    return (r1/r2)*Math.pow(10,t2-t1);
}

/**
 * @param { number } num1
 * @param { number } num2
 */
export function mcl(num1,num2){
    let m=0,s1=num1.toString(),s2=num2.toString();
    try{m+=s1.split(".")[1].length}catch(e){}
    try{m+=s2.split(".")[1].length}catch(e){}
    return Number(s1.replace(".",""))*Number(s2.replace(".",""))/Math.pow(10,m);
}

尾递归

/**
 * @param { function } f
 */
export function tco(f) {
    let value;
    let active = false;
    let accumulated = [];

    return function accumulator() {
        accumulated.push(arguments);
        if (!active) {
            active = true;
            while (accumulated.length) {
                value = f.apply(this, accumulated.shift());
            }
            active = false;
            return value;
        }
    };
}

生成随机数

export function randomNumInteger (min,max) {
    switch(arguments.length){
        // parseInt方法两个参数 第一个是字符串string, 第二个是2-36之间的进制数
        case 1: return parseInt(Math.random() *min+1,10);
        case 2: return parseInt(Math.random() *(max-min+1)+min,10);
        default: return 0;
    }
}

去除空格

/**
 * @param {string} str 待处理的字符串
 * @param {number} type 去除空格类型 1:所有的空格。2:前后空格 3:前空格。4:后空格。默人为1 
 */
export function clearTrim(str,type){
    if (type && type !== 1 && type !== 2 && type !== 3 && type !== 4) return;
    switch(type){
        case 1:
            return str.replace(/\s/g, "");
        case 2:
            return str.replace(/(^\s)|(\s*$)/g, "");
        case 3:
            return str.replace(/(^\s)/g, "");
        case 4:
            return str.replace(/(\s$)/g, "");
        default:
            return str;
    }
}

大小写转换

/**
 * @param { string } str 待转换的字符串
 * @param { number } type 1-全大写 2-全小写 3-首字母大写 其他-不转换
 */

export function turnCase(str, type) {
    switch (type) {
        case 1:
            return str.toUpperCase();
        case 2:
            return str.toLowerCase();
        case 3:
            return str[0].toUpperCase() + str.substr(1).toLowerCase();
        default:
            return str;
    }
}

随机16进制颜色

/**
 * 方法一
 */
export function hexColor() {

    let str = '#';
    let arr = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 'A', 'B', 'C', 'D', 'E', 'F'];
    for (let i = 0; i < 6; i++) {
        let index = Number.parseInt((Math.random() * 16).toString());
        str += arr[index]
    }
    return str;
}
/**
 * 方法二
 */
export const randomHexColorCode = () => {
    let n = (Math.random() * 0xfffff * 1000000).toString(16);
    return '#' + n.slice(0, 6);
};

防止xss攻击

export const escapeHTML = str =>{
    str.replace(
        /[&<>'"]/g,
        tag =>
            ({
                '&': '&amp;',
                '<': '&lt;',
                '>': '&gt;',
                "'": '&#39;',
                '"': '&quot;'
            }[tag] || tag)
    );
};

检测移动设备

export const detectDeviceType = () => { 
    return /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent) ? 'Mobile' : 'Desktop'; 
};

日期年月日

export const getDate = (n)=>{
    let date = new Date()
    date.setDate(date.getDate()+n)
    let year = date.getFullYear()
    let month = date.getDate()
    month = month<10 ?'0'+month : month
    day = day<10 ? '0'+day: day
    return year + '-' + month + '-' + day
}