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JavaScript RegExp toString() Method

JavaScript RegExp toString() Methods with examples on javascript regexp methods, compile(), toSource(), test() method, toString(), exec(), @@match(), @@replace(), @@search(), @@split(), search(), match() etc.

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JavaScript RegExp.prototype.toString() Method

The toString() method returns a string which represents the regular expression.

Syntax

RegExpObj.toString();

Parameters

NA

Return value

This method returns the string representing the given object.

Example 1

var str = "";
   var re = new RegExp( "","g" );
         var result = re.toString(str);
         document.write("<br />Returned value : " +  result);
Test it Now

Output:

Returned value : /(?:)/g

Example 2

document.write (new RegExp("a+b+c","g").toString());

document.write(new RegExp("<br\>gt+yu").toString());

document.write(new RegExp("<br\>abcd").toString());

document.write(new RegExp('<br\>\\n', 'g').toString());
Test it Now

Output:

/a+b+c/g/
gt+yu//
abcd//
\n/g

Example 3

var str = "scripting language";
 var re = new RegExp( "script", "g" );
           var result = re.toString(str);
         document.write("Returned value : " +  result); 

         re = new RegExp( "","g" );
          var result = re.toString(str);
         document.write("<br />Returned value : " +  result);
Test it Now

Output:

Returned value : /script/g	
Returned value : /(?:)/g
Next TopicJavaScript RegExp




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