Function Reference


StringIsLower

Checks if a string contains only lowercase characters.

StringIsLower ( "string" )

Parameters

string The string to check

Return Value

Success: 1.
Failure: 0 if string contains non-lowercase characters.

Remarks

Note that digits/punctuation/whitespace will cause StringIsLower() to return 0.

Related

StringIsAlNum, StringIsAlpha, StringIsASCII, StringIsDigit, StringIsSpace, StringIsUpper, StringIsXDigit, StringLower, StringUpper

Example

#include <MsgBoxConstants.au3>

Local $sString = "lowercase" ; Check whether this string contains only lowercase characters.
If StringIsLower($sString) Then
    MsgBox($MB_SYSTEMMODAL, "", "The variable is a lowercase string")
Else
    MsgBox($MB_SYSTEMMODAL, "", "The variable is not a lowercase string")
EndIf