isspace()

Syntax
long isspace( string_expr )


Description
This tests whether the result of string_expr contains only spaces or is empty. 


Return values
TRUE string is empty or contains only spaces
FALSE     string is not empty and contains characters other than spaces


Example
string str1(20)
if ( not isspace(str1) ) then
message( "'%s' is not empty", str1 )
endif


Related Post:

• String operation

People who read this post also read :

Posted in: