JavaScript | RegExp toString() Method
The RegExp toString() Method in JavaScript is used to return the string value of the regular expression.
Syntax:
RegExpObject.toString()
Example 1: This example returns the string value of the regular expression.
<!DOCTYPE html> < html > < head > < title > JavaScript RegExp toString Method </ title > </ head > < body style = "text-align:center" > < h1 style = "color:green" >GeeksforGeeks</ h1 > < h2 >RegExp toString() Method</ h2 > < p >Input: RegExp([a-c]", "gi")</ p > < button onclick = "geek()" >Click it!</ button > < p id = "app" ></ p > < script > function geek() { var regex = new RegExp("[a-c]", "gi"); var rex = regex.toString(); document.getElementById("app").innerHTML = "String Value: " + "< b >" + rex + "</ b >"; } </ script > </ body > </ html > |
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Output:
Before clicking the button:
After clicking the button:
Example 2: This example returns the string value of the regular expression.
<!DOCTYPE html> < html > < head > < title > JavaScript RegExp toString Method </ title > </ head > < body style = "text-align:center" > < h1 style = "color:green" >GeeksforGeeks</ h1 > < h2 >RegExp toString() Method</ h2 > < p >Regular Expression: /[a-k]/g</ p > < button onclick = "geek()" >Click it!</ button > < p id = "app" ></ p > < script > function geek() { var regex = /[a-k]/g; var rex = regex.toString(); document.getElementById("app").innerHTML = "String Value: " + "< b >" + rex + "</ b >"; } </ script > </ body > </ html > |
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Output:
Before clicking the button:
After clicking the button:
Supported Browsers: The browsers supported by RegExp toString() Method are listed below:
- Google Chrome
- Apple Safari
- Mozilla Firefox
- Opera
- Internet Explorer