StringRegExpGui example produce 2 warnings

[J-Paul Mesnage]

open tutorial-> String regular expression
then push "Open StringRegExpGUI.au3" button
Then run the script with Scite Full (F5)
You get 2 warnings

>Running AU3Check (1.54.22.0)  params:-d -w 1 -w 2 -w 3 -w- 4 -w 5 -w 6 -w 7  from:C:\Program Files\AutoIt3\Beta
C:\Program Files\AutoIt3\Beta\Examples\Helpfile\StringRegExpGUI.au3(36,81) : WARNING: $sInitialDir already declared/assigned
Global $sInitialDir ; use to save the location of the previous "Browse" function
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
C:\Program Files\AutoIt3\Beta\Examples\Helpfile\StringRegExpGUI.au3(37,34) : WARNING: $sPatterns already declared/assigned
Global $sPatterns = readDatFile()
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
C:\Program Files\AutoIt3\Beta\Examples\Helpfile\StringRegExpGUI.au3 - 0 error(s), 2 warning(s)
->10:53:15 AU3Check ended.rc:1
>Running:(3.3.7.23):C:\Program Files\AutoIt3\Beta\autoit3.exe "C:\Program Files\AutoIt3\Beta\Examples\Helpfile\StringRegExpGUI.au3"    
+>10:53:19 AutoIT3.exe ended.rc:0
>Exit code: 0    Time: 4.726

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