Online PHP editor | output for 3XRvh

<?php const TIME_ONLY = 0000; const ALLOW_TRAILING = 0001; const ALLOW_LEADING = 0010; const ALLOW_MULTIPLE_INTERVALS = 0100; # set flag to foo and bar $flag = ALLOW_TRAILING | ALLOW_LEADING; echo "What's the value: $flag\n"; echo "Is TIME_ONLY? ".(bool)($flag & TIME_ONLY)."\n"; echo "ALLOW_TRAILING? ".(bool)($flag & ALLOW_TRAILING)."\n"; echo "ALLOW_LEADING? ".(bool)($flag & ALLOW_LEADING)."\n"; echo "ALLOW_MULTIPLE_INTERVALS? ".(bool)($flag & ALLOW_MULTIPLE_INTERVALS)."\n"; echo "ALLOW_TRAILING | ALLOW_LEADING? ".($flag == (ALLOW_TRAILING | ALLOW_LEADING))."\n"; echo "any but !ALLOW_MULTIPLE_INTERVALS? ".($flag & ~ALLOW_MULTIPLE_INTERVALS)."\n"; echo "!ALLOW_TRAILING & ALLOW_MULTIPLE_INTERVALS? ".(($flag & ~ALLOW_TRAILING) & ALLOW_MULTIPLE_INTERVALS)."\n"; echo "!ALLOW_LEADING & ALLOW_MULTIPLE_INTERVALS? ".(($flag & ~ALLOW_LEADING) & ALLOW_MULTIPLE_INTERVALS)."\n";