Below you'll find the source for the Visual Basic 6 function array_search.
Attribute VB_Name = "modArraySearch"
' This function is downloaded from:
' http://www.stefanthoolen.nl/archive/vb6-functions/
'
' You may freely distribute this file but please leave all comments, including this one, in it.
'
' @Author Stefan Thoolen <mail@stefanthoolen.nl>
Option Explicit
''
' Searches for an index in an array
' Same syntax as the PHP function 'array_search'
' See also: http://www.php.net/manual/en/function.array-search.php
' I only didn't copy the strict (Boolean) parameter, because it don't have a purpose in Visual Basic
' @param String needle The string to search for
' @param Array haystack The array to search through
' @return Integer The index of the string in the array
' @author Stefan Thoolen <mail@stefanthoolen.nl>
Public Function array_search(needle As String, haystack() As Variant) As Integer
Dim i As Integer, ret As Integer
For i = LBound(haystack) To UBound(haystack)
If haystack(i) = needle Then ret = i
Next i
array_search = ret
End Function