length

The length method returns the length of the match. You can also retrieve the length of sub matches by specifying the submatch parameter.

Syntax

length( [ submatch ] )

Arguments

Argument Description
submatch (number) The sub match to return the length of, starting at 1 for the first sub match. With the default value of 0 the length of the whole match is returned.

Returns

(Number). The length of the sub match.


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