RegExp . Metacharacter
A global search for any character between h and t:
let text = "That's hot!";
let pattern = /h.t/g;
let result = text.match(pattern);
Try it Yourself »
Description
The . metacharacter matches any character, except newline or other line terminators.
Syntax
new RegExp("regexp.")
or simply:
/regexp./
Syntax with modifiers
new RegExp("regexp.", "g")
or simply:
/regexp./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
/./ is an ECMAScript1 (JavaScript 1997) feature.
It is supported in all browsers:
| Chrome | Edge | Firefox | Safari | Opera |
