#isupper()

DESCRIPTION
    returns TRUE if a character, or first character in a string, is an upper-case letter

SYNOPSIS
    #isupper(s)

ARGUMENTS
    s - a quoted string, or string expression

EXAMPLES

# pikt +C 'output $text(#isupper("a"))'
0

# pikt +C 'output $text(#isupper("A"))'
1

# pikt +C 'output $text(#isupper("9"))'
0

# pikt +C 'output $text(#isupper("!"))'
0

# pikt +C 'output $text(#isupper(" "))'
0

# pikt +C 'output $text(#isupper($char(3)))'
0

# pikt +C 'output $text(#isupper("is this an upper-case letter?"))'
0

SEE ALSO
    #isalnum()
    #isalpha()
    #iscntrl()
    #isdigit()
    #isgraph()
    #islower()
    #isprint()
    #ispunct()
    #isspace()

    Numerical Functions
    String Functions