TCC-RT > Variables & Functions > Functions > @ISALPHA

@ISALPHA

<< Click to Display Table of Contents >>

Navigation:  TCC-RT > Variables & Functions > Functions >

@ISALPHA

@ISALPHA[string]: Returns 1 if string is entirely composed of alphabetic (a-z, A-Z) characters; 0 otherwise.

 

See also: @ISALNUM, @ISASCII, @ISCNTRL, @ISDIGIT, @ISPRINT, @ISPUNCT, @ISSPACE, @ISXDIGIT.

 

Example:

 

echo %@isalpha[abc]

1

 

echo %@isalpha[ABC]

1

 

echo %@isalpha[A B C]

0