RegExp \W Metacharacter
A global search for non-word characters:
let text = "Give 100%!";
let pattern = /\W/g;
Try it Yourself »
Description
The \W metacharacter matches non-word characters:
A word character is a character a-z, A-Z, 0-9, including _ (underscore).
Syntax
new RegExp("\\W")
or simply:
/\W/
Syntax with modifiers
new RegExp("\\W", "g")
or simply:
/\W/g
Regular Expression Methods
Regular Expression Search and Replace can be done with different methods.
These are the most common:
String Methods
Method | Description |
---|---|
match(regex) | Returns an Array of results |
matchAll(regex) | Returns an Iterator of results |
replace(regex) | Returns a new String |
replaceAll(regex) | Returns a new String |
search(regex) | Returns the index of the first match |
split(regex) | Returns an Array of results |
RegExp Methods
Method | Description |
---|---|
regex.exec() | Returns an Iterator of results |
regex.test() | Returns true or false |
Browser Support
/\W/
is an ECMAScript1 (JavaScript 1997) feature.
It is supported in all browsers:
Chrome | Edge | Firefox | Safari | Opera | IE |
Yes | Yes | Yes | Yes | Yes | Yes |