Javascript RegExp reference.

Javascript build-in RegExp object reference.

Create regexp:

Prototype Methods:

Syntax: exec(string)
Performs a regular expression match of string against the regular expression. Will update the lastIndex property in a global (g) search.
Return value: Array object containing the results of the match, or null if the string did not match.
string: Used to search for an occurrence of the regular expression pattern.
An example of using the exec() :

Prototype Properties:

Syntax: RegExp.prototype.constructor
This property of the RegExp.prototype holds the reference back to the RegExp object.
Important note: This is the same as the constructor property of an instantiated object

Constructor (RegExp) Properties:

Syntax: RegExp.constructor
The constructor property is a reference to the function that will be invoked to create a RegExp object.

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