$sString = '1234567890'
$s1 = StringLeft($sString, 3)
$s2 = StringRight($sString, 3)
$s3 = StringMid($sString, 3, 3)
$s4 = StringTrimLeft($sString, 3)
$s5 = StringTrimRight($sString, 3)
MsgBox(64, 'Info', '$sString: ' & $sString & @LF & '$s1: ' & $s1 & @LF & '$s2: ' & $s2 _
& @LF & '$s3: ' & $s3 & @LF & '$s4: ' & $s4 & @LF & '$s5: ' & $s5)