#include <StringConstants.au3> ; to declare the Constants of StringRegExp
#include <Array.au3> ; UDF needed for _ArrayDisplay and _ArrayConcatenate
Local $sRegex = "(?m)^[+|-]?(90.0{6}|[0-8]?[0-9].[0-9]{6})$"
Local $sString = "// Valid values" & @CRLF & _
"" & @CRLF & _
"-90.000000" & @CRLF & _
"90.000000" & @CRLF & _
"1.000000" & @CRLF & _
"-1.000000" & @CRLF & _
"9.999999" & @CRLF & _
"88.888888" & @CRLF & _
"77.777777" & @CRLF & _
"66.666666" & @CRLF & _
"55.555555" & @CRLF & _
"44.444444" & @CRLF & _
"33.333333" & @CRLF & _
"22.222222" & @CRLF & _
"11.111111" & @CRLF & _
"00.000000" & @CRLF & _
"-9.999999" & @CRLF & _
"-88.888888" & @CRLF & _
"-77.777777" & @CRLF & _
"-66.666666" & @CRLF & _
"-55.555555" & @CRLF & _
"-44.444444" & @CRLF & _
"-33.333333" & @CRLF & _
"-22.222222" & @CRLF & _
"-11.111111" & @CRLF & _
"" & @CRLF & _
"// Invalid values" & @CRLF & _
"" & @CRLF & _
"-90.000001" & @CRLF & _
"-90.000010" & @CRLF & _
"-90.000100" & @CRLF & _
"-90.001000" & @CRLF & _
"-90.010000" & @CRLF & _
"-90.100000" & @CRLF & _
"-91.000000" & @CRLF & _
"90.000001" & @CRLF & _
"90.000010" & @CRLF & _
"90.000100" & @CRLF & _
"90.001000" & @CRLF & _
"90.010000" & @CRLF & _
"90.100000" & @CRLF & _
"91.000000" & @CRLF & _
"+190.000000" & @CRLF & _
"190.000000" & @CRLF & _
"-190.000000" & @CRLF & _
"-90.00000" & @CRLF & _
"-90.0000" & @CRLF & _
"-90.000" & @CRLF & _
"-90.00" & @CRLF & _
"-90.0" & @CRLF & _
"-90." & @CRLF & _
"-90" & @CRLF & _
"-9" & @CRLF & _
"190.000000" & @CRLF & _
"90.00000" & @CRLF & _
"90.0000" & @CRLF & _
"90.000" & @CRLF & _
"90.00" & @CRLF & _
"90.0" & @CRLF & _
"90." & @CRLF & _
"90" & @CRLF & _
"9" & @CRLF & _
""
Local $aArray = StringRegExp($sString, $sRegex, $STR_REGEXPARRAYGLOBALFULLMATCH)
Local $aFullArray[0]
For $i = 0 To UBound($aArray) -1
_ArrayConcatenate($aFullArray, $aArray[$i])
Next
$aArray = $aFullArray
; Present the entire match result
_ArrayDisplay($aArray, "Result")
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for AutoIt, please visit: https://www.autoitscript.com/autoit3/docs/functions/StringRegExp.htm