constdateRegex=/^\d{4}-(0[1-9]|1[0-2])-(0[1-9]|[12]\d|3[01])$/; 4.匹配手机号码(简化版): constphoneRegex=/^\d{11}$/; 5.匹配IP地址(IPv4): constipRegex=/^(\d{1,3}\.){3}\d{1,3}$/; 6.匹配数字: constnumberRegex=/^\d+$/; 7.匹配字母和数字: constalphanumeri...
// program to validate the phone number function validatePhone(num) { // regex pattern for phone number const re = /^\(?([0-9]{3})\)?[-. ]?([0-9]{3})[-. ]?([0-9]{4})$/g; // check if the phone number is valid let result = num.match(re); if (result) { console...
问用于确定值是否为整数的Javascript函数EN#include<iostream> using namespace std; int main() { int...
对变量或值调用 typeof 运算符将返回下列值之一: undefined - 如果变量是 Undefined 类型的 boolean - 如果变量是 Boolean 类型的 number - 如果变量是 Number 类型的 string - 如果变量是 String 类型的 object - 如果变量是一种引用类型或 Null 类型的 1. 2. 3. 4. 5. 6. typeof "abc" // "string...
//match(regexp) //select integers only var intRegex = /[0-9 -()+]+$/; var myNumber = '999'; var myInt = myNumber.match(intRegex); console.log(isInt); //output: 999 var myString = '999 JS Coders'; var myInt = myString.match(intRegex); console.log(isInt); //output: nu...
{"set": {},"map": {},"regex": {},"deep": {"array": [ {} ] },"error": {}, } 2. 使用递归 代码示例: functiondeepClone(obj) {if(obj ===null||typeofobj !== 'object') {returnobj; } let clone=obj.constructor();for(let attrinobj) {if(obj.hasOwnProperty(attr)) { ...
push(myCustomRegex) If you want to bypass our sanitizer because you prefer to use a dedicated library, for example DOMPurify, you should do the following: Copy $('#yourTooltip').tooltip({ sanitizeFn: function (content) { return DOMPurify.sanitize(content) } }) Browsers without document....
// Be careful about your regular expressions being too lax var myCustomRegex = /^data-my-app-[\w-]+/ myDefaultWhiteList['*'].push(myCustomRegex) If you want to bypass our sanitizer because you prefer to use a dedicated library, for example DOMPurify, you should do the following: Copy...
//match(regexp) //select integers only varintRegex=/[0-9 -()+]+$/; varmyNumber='999'; varmyInt=myNumber.match(intRegex); console.log(isInt); //output: 999 varmyString='999 JS Coders'; varmyInt=myString.match(intRegex);
// Be careful about your regular expressions being too lax var myCustomRegex = /^data-my-app-[\w-]+/ myDefaultWhiteList['*'].push(myCustomRegex) If you want to bypass our sanitizer because you prefer to use a dedicated library, for example DOMPurify, you should do the following: Copy...