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Microsoft® JScript™
lastIndex Property (Regular Expression)
 Language Reference 
Version 3 

See Also                  Applies To

Specifies the index at which to start the next match.
rgexp.lastIndex [= index]

The lastIndex method syntax has these parts:

Part Description
rgexp Required. A Regular Expression object. Can be a variable name or a literal.
index The index from which to begin the next search.

The lastIndex property is modified by the exec method, and the match, replace, and split methods of the String object.

The following rules apply to values of lastIndex:

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