| | |
| | | /** |
| | | * Created by jiachenpan on 16/11/18. |
| | | * 验证百分比(不可以小数) |
| | | * @param val 当前值字符串 |
| | | * @returns 返回处理后的字符串 |
| | | */ |
| | | |
| | | export function isvalidUsername(str) { |
| | | const valid_map = ['admin', 'editor'] |
| | | return valid_map.indexOf(str.trim()) >= 0 |
| | | } |
| | | |
| | | /* 合法uri*/ |
| | | export function validateURL(textval) { |
| | | const urlregex = /^(https?|ftp):\/\/([a-zA-Z0-9.-]+(:[a-zA-Z0-9.&%$-]+)*@)*((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]?)(\.(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])){3}|([a-zA-Z0-9-]+\.)*[a-zA-Z0-9-]+\.(com|edu|gov|int|mil|net|org|biz|arpa|info|name|pro|aero|coop|museum|[a-zA-Z]{2}))(:[0-9]+)*(\/($|[a-zA-Z0-9.,?'\\+&%$#=~_-]+))*$/ |
| | | return urlregex.test(textval) |
| | | } |
| | | export const verifyNumberPercentage = (val) => { |
| | | const patternSpace = /(^\s*)|(\s*$)/g; |
| | | const patternNum = /[^\d]/g; |
| | | // 匹配空格 |
| | | let v = val.replace(patternSpace, ""); |
| | | // 只能是数字和小数点,不能是其他输入 |
| | | v = v.replace(patternNum, ""); |
| | | // 不能以0开始 |
| | | v = v.replace(/^0/g, ""); |
| | | // 数字超过100,赋值成最大值100 |
| | | v = v.replace(/^[1-9]\d\d{1,3}$/, "100"); |
| | | // 返回结果 |
| | | return v; |
| | | }; |
| | | /** |
| | | * 邮箱 |
| | | * @param {*} s |
| | | * 验证百分比(可以小数) |
| | | * @param val 当前值字符串 |
| | | * @returns 返回处理后的字符串 |
| | | */ |
| | | export function isEmail(s) { |
| | | return /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((.[a-zA-Z0-9_-]{2,3}){1,2})$/.test(s) |
| | | } |
| | | |
| | | export const verifyNumberPercentageFloat = (val) => { |
| | | let v = verifyNumberIntegerAndFloat(val); |
| | | // 数字超过100,赋值成最大值100 |
| | | v = v.replace(/^[1-9]\d\d{1,3}$/, "100"); |
| | | // 超过100之后不给再输入值 |
| | | v = v.replace(/^100\.$/, "100"); |
| | | // 返回结果 |
| | | return v; |
| | | }; |
| | | /** |
| | | * 手机号码 |
| | | * @param {*} s |
| | | * 小数或整数(不可以负数) |
| | | * @param val 当前值字符串 |
| | | * @returns 返回处理后的字符串 |
| | | */ |
| | | export function isMobile(s) { |
| | | return /^1[0-9]{10}$/.test(s) |
| | | } |
| | | export const verifyNumberIntegerAndFloat = (val) => { |
| | | // 匹配空格 |
| | | let v = val.replace(/(^\s*)|(\s*$)/g, ""); |
| | | // 只能是数字和小数点,不能是其他输入 |
| | | v = v.replace(/[^\d.]/g, ""); |
| | | // 以0开始只能输入一个 |
| | | v = v.replace(/^0{2}$/g, "0"); |
| | | // 保证第一位只能是数字,不能是点 |
| | | v = v.replace(/^\./g, ""); |
| | | // 小数只能出现1位 |
| | | v = v.replace(".", "$#$").replace(/\./g, "").replace("$#$", "."); |
| | | // 小数点后面保留2位 |
| | | v = v.replace(/^(\\-)*(\d+)\.(\d\d).*$/, "$1$2.$3"); |
| | | // 返回结果 |
| | | return v; |
| | | }; |
| | | // 正整数验证 |
| | | export const verifiyNumberInteger = (val) => { |
| | | const pattern = /(^\s*)|(\s*$)/g; |
| | | // 匹配空格 |
| | | let v = val.replace(pattern, ""); |
| | | // 去掉 '.' , 防止贴贴的时候出现问题 如 0.1.12.12 |
| | | v = v.replace(/[\\.]*/g, ""); |
| | | // 去掉以 0 开始后面的数, 防止贴贴的时候出现问题 如 00121323 |
| | | v = v.replace(/(^0[\d]*)$/g, "0"); |
| | | // 首位是0,只能出现一次 |
| | | v = v.replace(/^0\d$/g, "0"); |
| | | // 只匹配数字 |
| | | v = v.replace(/[^\d]/g, ""); |
| | | // 返回结果 |
| | | return v; |
| | | }; |
| | | // 去掉中文及空格 |
| | | export const verifyCnAndSpace = (val) => { |
| | | const pattern = /[\u4e00-\u9fa5\s]+/g; |
| | | // 匹配中文与空格 |
| | | let v = val.replace(pattern, ""); |
| | | // 匹配空格 |
| | | v = v.replace(/(^\s*)|(\s*$)/g, ""); |
| | | // 返回结果 |
| | | return v; |
| | | }; |
| | | // 去掉英文及空格 |
| | | export const verifyEnAndSpace = (val) => { |
| | | const pattern = /[a-zA-Z]+/g; |
| | | const patternSpace = /(^\s*)|(\s*$)/g; |
| | | // 匹配英文与空格 |
| | | let v = val.replace(pattern, ""); |
| | | // 匹配空格 |
| | | v = v.replace(patternSpace, ""); |
| | | // 返回结果 |
| | | return v; |
| | | }; |
| | | // 禁止输入空格 |
| | | export const verifyAndSpace = (val) => { |
| | | const pattern = /(^\s*)|(\s*$)/g; |
| | | // 匹配空格 |
| | | let v = val.replace(pattern, ""); |
| | | // 返回结果 |
| | | return v; |
| | | }; |
| | | // 金额用 `,` 区分开 |
| | | export const verifyNumberComma = (val) => { |
| | | const pattern = /\B(?=(\d{3})+(?!\d))/g; |
| | | // 调用小数或整数(不可以负数)方法 |
| | | let v = verifyNumberIntegerAndFloat(val); |
| | | // 字符串转成数组 |
| | | v = v.toString().split("."); |
| | | // \B 匹配非单词边界,两边都是单词字符或者两边都是非单词字符 |
| | | v[0] = v[0].replace(pattern, ","); |
| | | // 数组转字符串 |
| | | v = v.join("."); |
| | | // 返回结果 |
| | | return v; |
| | | }; |
| | | // 匹配文字变色(搜索时) |
| | | export const verifyTextColor = (val, text = "", color = "red") => { |
| | | // 返回内容,添加颜色 |
| | | let v = text.replace( |
| | | new RegExp(val, "gi"), |
| | | `<span style='color: ${color}'>${val}</span>` |
| | | ); |
| | | // 返回结果 |
| | | return v; |
| | | }; |
| | | // 数字转中文大写 |
| | | export const verifyNumberCnUppercase = ( |
| | | val, |
| | | unit = "仟佰拾亿仟佰拾万仟佰拾元角分", |
| | | v = "" |
| | | ) => { |
| | | // 当前内容字符串添加 2个0,为什么?? |
| | | val += "00"; |
| | | // 返回某个指定的字符串值在字符串中首次出现的位置,没有出现,则该方法返回 -1 |
| | | let lookup = val.indexOf("."); |
| | | // substring:不包含结束下标内容,substr:包含结束下标内容 |
| | | if (lookup >= 0) |
| | | val = val.substring(0, lookup) + val.substring(lookup + 1, 2); |
| | | // 根据内容 val 的长度,截取返回对应大写 |
| | | unit = unit.substring(unit.length - val.length); |
| | | // 循环截取拼接大写 |
| | | for (let i = 0; i < val.length; i++) { |
| | | v += |
| | | "零壹贰叁肆伍陆柒捌玖".substring(val.substring(i, 1), 1) + |
| | | unit.substring(i, 1); |
| | | } |
| | | // 正则处理 |
| | | v = v |
| | | .replace(/零角零分$/, "整") |
| | | .replace(/零[仟佰拾]/g, "零") |
| | | .replace(/零{2,}/g, "零") |
| | | .replace(/零([亿|万])/g, "$1") |
| | | .replace(/零+元/, "元") |
| | | .replace(/亿零{0,3}万/, "亿") |
| | | .replace(/^元/, "零元"); |
| | | // 返回结果 |
| | | return v; |
| | | }; |
| | | // 手机号码 |
| | | export const verifyPhone = (val) => { |
| | | const petter = |
| | | /^((12[0-9])|(13[0-9])|(14[5|7])|(15([0-3]|[5-9]))|(18[0,5-9]))\d{8}$/; |
| | | // false: 手机号码不正确 |
| | | if (!petter.test(val)) return false; |
| | | // true: 手机号码正确 |
| | | else return true; |
| | | }; |
| | | |
| | | /** |
| | | * 电话号码 |
| | | * @param {*} s |
| | | */ |
| | | export function isPhone(s) { |
| | | return /^([0-9]{3,4}-)?[0-9]{7,8}$/.test(s) |
| | | } |
| | | // 国内电话号码 |
| | | export const verifyTelPhone = (val) => { |
| | | const petter = /\d{3}-\d{8}|\d{4}-\d{7}/; |
| | | // false: 国内电话号码不正确 |
| | | if (!petter.test(val)) return false; |
| | | // true: 国内电话号码正确 |
| | | else return true; |
| | | }; |
| | | |
| | | /** |
| | | * URL地址 |
| | | * @param {*} s |
| | | */ |
| | | export function isURL(s) { |
| | | return /^http[s]?:\/\/.*/.test(s) |
| | | } |
| | | // 登录账号 (字母开头,允许5-16字节,允许字母数字下划线) |
| | | export const verifyAccount = (val) => { |
| | | const petter = /^[a-zA-Z][a-zA-Z0-9_]{4,15}$/; |
| | | // false: 登录账号不正确 |
| | | if (!petter.test(val)) return false; |
| | | // true: 登录账号正确 |
| | | else return true; |
| | | }; |
| | | |
| | | /* 小写字母*/ |
| | | export function validateLowerCase(str) { |
| | | const reg = /^[a-z]+$/ |
| | | return reg.test(str) |
| | | } |
| | | // 密码 (以字母开头,长度在6~16之间,只能包含字母、数字和下划线) |
| | | export const verifyPassword = (val) => { |
| | | const petter = /^[a-zA-Z]\w{5,15}$/; |
| | | // false: 密码不正确 |
| | | if (!petter.test(val)) return false; |
| | | // true: 密码正确 |
| | | else return true; |
| | | }; |
| | | |
| | | /* 大写字母*/ |
| | | export function validateUpperCase(str) { |
| | | const reg = /^[A-Z]+$/ |
| | | return reg.test(str) |
| | | } |
| | | // 强密码 (字母+数字+特殊字符,长度在6-16之间) |
| | | export const verifyPasswordPowerful = (val) => { |
| | | const petter = |
| | | /^(?![a-zA-z]+$)(?!\d+$)(?![!@#$%^&\\.*]+$)(?![a-zA-z\d]+$)(?![a-zA-z!@#$%^&\\.*]+$)(?![\d!@#$%^&\\.*]+$)[a-zA-Z\d!@#$%^&\\.*]{6,16}$/; |
| | | // false: 强密码不正确 |
| | | if (!petter.test(val)) return false; |
| | | // true: 强密码正确 |
| | | else return true; |
| | | }; |
| | | |
| | | /* 大小写字母*/ |
| | | export function validatAlphabets(str) { |
| | | const reg = /^[A-Za-z]+$/ |
| | | return reg.test(str) |
| | | } |
| | | /*验证pad还是pc*/ |
| | | export const vaildatePc = function() { |
| | | const userAgentInfo = navigator.userAgent; |
| | | const Agents = ["Android", "iPhone", |
| | | "SymbianOS", "Windows Phone", |
| | | "iPad", "iPod" |
| | | ]; |
| | | let flag = true; |
| | | for (var v = 0; v < Agents.length; v++) { |
| | | if (userAgentInfo.indexOf(Agents[v]) > 0) { |
| | | flag = false; |
| | | break; |
| | | } |
| | | } |
| | | return flag; |
| | | } |
| | | /** |
| | | * validate email |
| | | * @param email |
| | | * @returns {boolean} |
| | | */ |
| | | export function validateEmail(email) { |
| | | const re = /^(([^<>()\\[\]\\.,;:\s@"]+(\.[^<>()\\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/ |
| | | return re.test(email) |
| | | } |
| | | // 密码强度 |
| | | export const verifyPasswordStrength = (val) => { |
| | | const weak = /^(?:\d+|[a-zA-Z]+|[!@#$%^&\\.*]+){6,16}$/; |
| | | const centre = |
| | | /^(?![a-zA-z]+$)(?!\d+$)(?![!@#$%^&\\.*]+$)[a-zA-Z\d!@#$%^&\\.*]{6,16}$/; |
| | | const strong = |
| | | /^(?![a-zA-z]+$)(?!\d+$)(?![!@#$%^&\\.*]+$)(?![a-zA-z\d]+$)(?![a-zA-z!@#$%^&\\.*]+$)(?![\d!@#$%^&\\.*]+$)[a-zA-Z\d!@#$%^&\\.*]{6,16}$/; |
| | | let v = ""; |
| | | // 弱:纯数字,纯字母,纯特殊字符 |
| | | if (weak.test(val)) v = "弱"; |
| | | // 中:字母+数字,字母+特殊字符,数字+特殊字符 |
| | | if (centre.test(val)) v = "中"; |
| | | // 强:字母+数字+特殊字符 |
| | | if (strong.test(val)) v = "强"; |
| | | // 返回结果 |
| | | return v; |
| | | }; |
| | | |
| | | /** |
| | | * 判断身份证号码 |
| | | */ |
| | | export function cardid(code) { |
| | | let list = []; |
| | | let result = true; |
| | | let msg = ''; |
| | | var city = { |
| | | 11: "北京", |
| | | 12: "天津", |
| | | 13: "河北", |
| | | 14: "山西", |
| | | 15: "内蒙古", |
| | | 21: "辽宁", |
| | | 22: "吉林", |
| | | 23: "黑龙江 ", |
| | | 31: "上海", |
| | | 32: "江苏", |
| | | 33: "浙江", |
| | | 34: "安徽", |
| | | 35: "福建", |
| | | 36: "江西", |
| | | 37: "山东", |
| | | 41: "河南", |
| | | 42: "湖北 ", |
| | | 43: "湖南", |
| | | 44: "广东", |
| | | 45: "广西", |
| | | 46: "海南", |
| | | 50: "重庆", |
| | | 51: "四川", |
| | | 52: "贵州", |
| | | 53: "云南", |
| | | 54: "西藏 ", |
| | | 61: "陕西", |
| | | 62: "甘肃", |
| | | 63: "青海", |
| | | 64: "宁夏", |
| | | 65: "新疆", |
| | | 71: "台湾", |
| | | 81: "香港", |
| | | 82: "澳门", |
| | | 91: "国外 " |
| | | }; |
| | | if (!validatenull(code)) { |
| | | if (code.length == 18) { |
| | | if (!code || !/(^\d{18}$)|(^\d{17}(\d|X|x)$)/.test(code)) { |
| | | msg = "证件号码格式错误"; |
| | | } else if (!city[code.substr(0, 2)]) { |
| | | msg = "地址编码错误"; |
| | | } else { |
| | | //18位身份证需要验证最后一位校验位 |
| | | code = code.split(''); |
| | | //∑(ai×Wi)(mod 11) |
| | | //加权因子 |
| | | var factor = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2]; |
| | | //校验位 |
| | | var parity = [1, 0, 'X', 9, 8, 7, 6, 5, 4, 3, 2, 'x']; |
| | | var sum = 0; |
| | | var ai = 0; |
| | | var wi = 0; |
| | | for (var i = 0; i < 17; i++) { |
| | | ai = code[i]; |
| | | wi = factor[i]; |
| | | sum += ai * wi; |
| | | } |
| | | if (parity[sum % 11] != code[17]) { |
| | | msg = "证件号码校验位错误"; |
| | | } else { |
| | | result = false; |
| | | } |
| | | // IP地址 |
| | | export const verifyIPAddress = (val) => { |
| | | const petter = |
| | | /^(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])$/; |
| | | // false: IP地址不正确 |
| | | if (!petter.test(val)) return false; |
| | | // true: IP地址正确 |
| | | else return true; |
| | | }; |
| | | |
| | | } |
| | | } else { |
| | | msg = "证件号码长度不为18位"; |
| | | } |
| | | // 邮箱 |
| | | export const verifyEmail = (val) => { |
| | | const petter = |
| | | /^(([^<>()\\[\]\\.,;:\s@"]+(\.[^<>()\\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/; |
| | | // false: 邮箱不正确 |
| | | if (!petter.test(val)) return false; |
| | | // true: 邮箱正确 |
| | | else return true; |
| | | }; |
| | | |
| | | } else { |
| | | msg = "证件号码不能为空"; |
| | | } |
| | | list.push(result); |
| | | list.push(msg); |
| | | return list; |
| | | } |
| | | /** |
| | | * 判断手机号码是否正确 |
| | | */ |
| | | export function isvalidatemobile(phone) { |
| | | let list = []; |
| | | let result = true; |
| | | let msg = ''; |
| | | var isPhone = /^0\d{2,3}-?\d{7,8}$/; |
| | | //增加134 减少|1349[0-9]{7},增加181,增加145,增加17[678] |
| | | if (!validatenull(phone)) { |
| | | if (phone.length == 11) { |
| | | if (isPhone.test(phone)) { |
| | | msg = '手机号码格式不正确'; |
| | | } else { |
| | | result = false; |
| | | } |
| | | } else { |
| | | msg = '手机号码长度不为11位'; |
| | | } |
| | | } else { |
| | | msg = '手机号码不能为空'; |
| | | } |
| | | list.push(result); |
| | | list.push(msg); |
| | | return list; |
| | | } |
| | | /** |
| | | * 判断姓名是否正确 |
| | | */ |
| | | export function validatename(name) { |
| | | var regName = /^[\u4e00-\u9fa5]{2,4}$/; |
| | | if (!regName.test(name)) return false; |
| | | return true; |
| | | } |
| | | /** |
| | | * 判断是否为整数 |
| | | */ |
| | | export function validatenum(num, type) { |
| | | let regName = /[^\d.]/g; |
| | | if (type == 1) { |
| | | if (!regName.test(num)) return false; |
| | | } else if (type == 2) { |
| | | regName = /[^\d]/g; |
| | | if (!regName.test(num)) return false; |
| | | } |
| | | return true; |
| | | } |
| | | /** |
| | | * 判断是否为小数 |
| | | */ |
| | | export function validatenumord(num, type) { |
| | | let regName = /[^\d.]/g; |
| | | if (type == 1) { |
| | | if (!regName.test(num)) return false; |
| | | } else if (type == 2) { |
| | | regName = /[^\d.]/g; |
| | | if (!regName.test(num)) return false; |
| | | } |
| | | return true; |
| | | } |
| | | // 身份证 |
| | | export const verifyIdCard = (val) => { |
| | | const petter = |
| | | /^[1-9]\d{5}(18|19|20)\d{2}((0[1-9])|(1[0-2]))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$/; |
| | | // false: 身份证不正确 |
| | | if (!petter.test(val)) return false; |
| | | // true: 身份证正确 |
| | | else return true; |
| | | }; |
| | | |
| | | // 姓名 |
| | | export const verifyFullName = (val) => { |
| | | const petter = /^[\u4e00-\u9fa5]{1,6}(·[\u4e00-\u9fa5]{1,6}){0,2}$/; |
| | | // false: 姓名不正确 |
| | | if (!petter.test(val)) return false; |
| | | // true: 姓名正确 |
| | | else return true; |
| | | }; |
| | | |
| | | // 邮政编码 |
| | | export const verifyPostalCode = (val) => { |
| | | const petter = /^[1-9][0-9]{5}$/; |
| | | // false: 邮政编码不正确 |
| | | if (!petter.test(val)) return false; |
| | | // true: 邮政编码正确 |
| | | else return true; |
| | | }; |
| | | |
| | | // url |
| | | export const verifyUrl = (val) => { |
| | | const petter = |
| | | /^(?:(?:(?:https?|ftp):)?\/\/)(?:\S+(?::\S*)?@)?(?:(?!(?:10|127)(?:\.\d{1,3}){3})(?!(?:169\.254|192\.168)(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]|2\d|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?|1\d\d|2[01]\d|22[0-3])(?:\.(?:1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.(?:[1-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(?:(?:[a-z\u00a1-\uffff0-9]-*)*[a-z\u00a1-\uffff0-9]+)(?:\.(?:[a-z\u00a1-\uffff0-9]-*)*[a-z\u00a1-\uffff0-9]+)*(?:\.(?:[a-z\u00a1-\uffff]{2,})).?)(?::\d{2,5})?(?:[/?#]\S*)?$/i; |
| | | // false: url不正确 |
| | | if (!petter.test(val)) return false; |
| | | // true: url正确 |
| | | else return true; |
| | | }; |
| | | |
| | | // 车牌号 |
| | | export const verifyCarNum = (val) => { |
| | | const petter = |
| | | /^(([京津沪渝冀豫云辽黑湘皖鲁新苏浙赣鄂桂甘晋蒙陕吉闽贵粤青藏川宁琼使领][A-Z](([0-9]{5}[DF])|([DF]([A-HJ-NP-Z0-9])[0-9]{4})))|([京津沪渝冀豫云辽黑湘皖鲁新苏浙赣鄂桂甘晋蒙陕吉闽贵粤青藏川宁琼使领][A-Z][A-HJ-NP-Z0-9]{4}[A-HJ-NP-Z0-9挂学警港澳使领]))$/; |
| | | // false: 车牌号不正确 |
| | | if (!petter.test(val)) return false; |
| | | // true:车牌号正确 |
| | | else return true; |
| | | }; |
| | | // 斜杠 |
| | | export const verifySlash = (val) => { |
| | | const regex = /\//g; |
| | | if (!regex.test(val)) return false; |
| | | else return true; |
| | | }; |
| | | // 字符串,数组,对象非空 |
| | | export const verifyNotNull = (val) => { |
| | | if (val === null || val === undefined || val ==="") { |
| | | return false; |
| | | } |
| | | if (typeof val === "string") { |
| | | return val.trim().length !== 0; |
| | | } |
| | | if (Array.isArray(val)) { |
| | | return val.length !== 0; |
| | | } |
| | | if (typeof val === "object" && val !== null) { |
| | | return Object.keys(val).length !== 0; |
| | | } |
| | | return true; |
| | | }; |
| | | |
| | | export const verifyNull = (val) => { |
| | | return !verifyNotNull(val); |
| | | }; |
| | | /** |
| | | * 判断是否为空 |
| | | * 可以判断数组和对象 如判断"null"、"undefined"也会返回是空 |
| | | */ |
| | | export function validatenull(val) { |
| | | if (typeof val == 'boolean') { |
| | | return false; |
| | | } |
| | | if (typeof val == 'number') { |
| | | return false; |
| | | } |
| | | if (val instanceof Array) { |
| | | if (val.length == 0) return true; |
| | | } else if (val instanceof Object) { |
| | | if (JSON.stringify(val) === '{}') return true; |
| | | } else { |
| | | if (val == 'null' || val == null || val == 'undefined' || val == undefined || val == '') return true; |
| | | return false; |
| | | } |
| | | if (typeof val == 'boolean') { |
| | | return false; |
| | | } |
| | | if (typeof val == 'number') { |
| | | return false; |
| | | } |
| | | if (val instanceof Array) { |
| | | if (val.length == 0) return true; |
| | | } else if (val instanceof Object) { |
| | | if (JSON.stringify(val) === '{}') return true; |
| | | } else { |
| | | if (val == 'null' || val == null || val == 'undefined' || val == undefined || val == '') return true; |
| | | return false; |
| | | } |
| | | return false; |
| | | } |