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<?php // a VERY evil line of code namespace a; define('t', true, true); define('a\\true', false, t); define('a\\false', t, t); $a = true; var_dump($a); $b = false; var_dump($b);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: define(): Argument #3 ($case_insensitive) is ignored since declaration of case-insensitive constants is no longer supported in /in/HTUGW on line 3 Warning: define(): Argument #3 ($case_insensitive) is ignored since declaration of case-insensitive constants is no longer supported in /in/HTUGW on line 3 Warning: define(): Argument #3 ($case_insensitive) is ignored since declaration of case-insensitive constants is no longer supported in /in/HTUGW on line 3 bool(true) bool(false)

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