# Function Reference

StringIsUpper

Checks if a string contains only uppercase characters.

StringIsUpper ( "string" )

Parameters

string | The string to check

Return Value

Success: | Returns 1.
Failure: | Returns 0 if string contains non-uppercase characters.

Remarks

Note that digits/punctuation/whitespace will cause StringIsUpper to return 0.

Related

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

Example

If StringIsUpper("ABCDF") Then
MsgBox(4096, "", "String contains only UPPERCASE letters"
EndIf