JavaScript RegExp test() Method

by Online Tutorials Library July 22, 2022

JavaScript RegExp.prototype.test() Method

The test() method of JavaScript executes a search for a match between a regular expression and a specified string. If the match is found, it will return true. Otherwise, it will return false.

Syntax

Parameters

string : The string to be searched.

Return value

It will return true if there is a match between the regular expression and the specified string. Otherwise, it will return false.

Example 1

  var string = ” Learn Javascript scripting language now “;           var result = new RegExp( “script”, “g” );           var obj = result.test(string);           document.write(“Matching and Return value : ” +  obj);   

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Output:

Matching and Return value : true

Example 2

  var string = ” Learn Javascript scripting language now ”   var  result1 = new RegExp( “pushing”, “g” );           var obj1 = result1.test(string);           document.write(“<br />Matching and Return value : ” +  obj1);  

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Output:

Matching and Return value : false

Example 3

  var str = ” Java Script is a object Oriented Scripting language “;           var result = new RegExp( “Dependent”, “g” );                      var ob = result.test(str);           document.write(“Match String  : ” +  ob);                      var  result1 = new RegExp( “object Oriented “, “g” );            var obj = result1.test(str);           document.write(“<br />Match String : ” +  obj);  

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Output:

Match String : false  Match String : true

Next TopicJavaScript RegExp

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JavaScript RegExp test() Method

JavaScript RegExp.prototype.test() Method

Syntax

Parameters

Return value

Example 1

Example 2

Example 3

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