JavaScript RegExp * Quantifier
Last Updated :
29 May, 2023
The RegExp m* Quantifier in JavaScript is used to find the match of any string that contains zero or more occurrences of m.
Syntax:
/m*/
or
new RegExp("m*")
Syntax with modifiers:
/\m*/g
or
new RegExp("m*", "g")
Example 1: This example matches the zero or more occurrences of the word ‘e’ in the whole string.
Javascript
function geek() {
let str1 = "GeeksforGeeks@_123_G$" ;
let regex4 = /Ge*/gi;
let match4 = str1.match(regex4);
console.log( "Found " + match4.length
+ " matches: " + match4);
}
geek();
|
Output
Found 3 matches: Gee,Gee,G
Example 2: This example replaces the occurrence of 128* with the word “Geeky”.
Javascript
function geek() {
let str1 = "GEEK@128" ;
let regex4 = new RegExp( "128*" , "gi" );
let replace = "Geeky" ;
let match4 = str1.replace(regex4, replace);
console.log( " New string: " + match4);
}
geek();
|
Output
New string: GEEK@Geeky
Supported Browsers: The browsers supported by RegExp * Quantifier are listed below:
- Google Chrome
- Apple Safari
- Mozilla Firefox
- Opera
- Internet Explorer
We have a complete list of Javascript RegExp expressions, to check those please go through this JavaScript RegExp Complete Reference article.
We have a Cheat Sheet on Javascript where we covered all the important topics of Javascript to check those please go through Javascript Cheat Sheet-A Basic guide to JavaScript.
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