Is there a function to check if an element exists in an array?
Example:
$avArray[0] = Start
$avArray[1] = Beginning
...
$avArray[10] = End
$parArray = _ArrayCreate($avArray[2])
;This one works since $avArray[6] exists, but...
If $avArray[6] Then
_ArrayAdd($parArray, $avArray[6])
EndIf
; ...if the element doesn't exist, it exits on error rather than simply doing nothing
If $avArray[11] Then
_ArrayAdd($parArray, $avArray[11])
EndIf