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This article mainly explains "the usage of FirstIndex attribute in VBS". The content of the explanation is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn "the usage of FirstIndex attribute in VBS".

Returns the matching position in the search string.

Object.FirstIndex

The object parameter is always a Match object.

Description

The FirstIndex property uses a zero-based offset relative to the starting position of the search string. In other words, the first character in the string is identified as the character 0. The following example illustrates the use of the FirstIndex attribute:

~ Function RegExpTest (patrn, strng) Dim regEx, Match, Matches' create variables. Set regEx = New RegExp 'establishes the regular expression. RegEx.Pattern = patrn 'sets the mode. RegEx.IgnoreCase = True 'sets whether it is case-sensitive. RegEx.Global = True 'sets global availability. Set Matches = regEx.Execute (strng) 'performs the search. For Each Match in Matches' traverses the Matches collection. RetStr = RetStr & "match" & I & "at" RetStr = RetStr & Match.FirstIndex & ". Match Value is "'RetStr = RetStr & Match.Value &'." & vbCRLF Next RegExpTest = RetStrEnd FunctionMsgBox (RegExpTest ("is.", "IS1 is2 IS3 is4")) Thank you for your reading. The above is the content of "the usage of FirstIndex attribute in VBS". After the study of this article, I believe you have a deeper understanding of the use of FirstIndex attribute in VBS, and the specific use needs to be verified by practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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