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Re: 1 vs "1"

by Jeff Connelly (Acolyte)
on Sep 13, 2001 at 03:18 UTC ( #112056=note: print w/replies, xml ) Need Help??

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  1. or download this
    $string = "1";
    $integer = 1;
    
    print ~$string;  # Prints an extended character
    print ~$integer; # Prints 4294967294
    
  2. or download this
    sub is_integer
    {
    ...
    print "'1'      ", is_integer('1'),     "\n";   # 0 ok
    print "chr(205) ", is_integer(chr(205)),"\n";   # 1 not ok
    

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