To check if a Javascript String Contains a substring or not, we can use 7 different Javascript methods as listed in below table.
How do you check if one string contains a substring in JavaScript?Craig Buckler
Related Topics: JavaScript - Detect if a string contains any space How to check if String contains only spaces in JavaScript Share this: EmailFacebookTwitterWhatsappLinkedInReddit
Check if a string includes "world": lettext ="Hello world, welcome to the universe."; letresult = text.includes("world"); Try it Yourself » More examples below. Description Theincludes()method returnstrueif a string contains a specified string. ...
* @method isContainsString(string,subString,Case)*//** * isNum(string,scope) * @param string:string resource * @param scope:all,part*/varStringCheckUtil =function() {}; StringCheckUtil.prototype.isNum=function(string, scope) {//检验参数合法性if((arguments.length != 2) || (typeof(str...
JavaScript String includes() Theincludes()method returns true if a string contains a specified value. Otherwise it returnsfalse. Examples Check if a string includes "world": lettext ="Hello world, welcome to the universe."; text.includes("world"); ...
constmessage ="JavaScript is a fun programming language.";// regular expression that checks if message contains 'programming'constexp =/programming/; // check if exp is present in messageletresult = message.match(exp); console.log(result);/* ...
(t,e).length}}),contains:le(function(t){return t=t.replace(te,ne),function(e){return-1<(e.textContent||o(e)).indexOf(t)}}),lang:le(function(n){return V.test(n||"")||se.error("unsupported lang: "+n),n=n.replace(te,ne).toLowerCase(),function(e){var t;do{if(t=E?
matcher(pwd); if (matcher.find()) { return "包含生日或者身份证"; } else { return "ok"; } } /*** * 描述: 密码规则 * * @param pwd 密码 * @return String */ public static String checkp(String pwd) { String str = "^(?![a-zA-Z]+$)(?![A-Z0-9]+$)(?![A-Z\\W_!@...
If activated 'template', 'content' and 'title' options will be sanitized. whiteList object Default value Object which contains allowed attributes and tags sanitizeFn null | function null Here you can supply your own sanitize function. This can be useful if you prefer to use a dedicated library...