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<?php class Test{ const ABC♥ = "alphabet"; } $class = new ReflectionClass("Test"); $bad_char = "♥"; $constant = "ABC♥"; if ( $class->getConstant( $constant ) ) { if ( mb_strpos( $constant, $bad_char) !== false ) { trigger_error( "'$bad_char' in '$constant'" ); } } // Notice: '♥' in 'ABC♥' ...
Output for git.master, git.master_jit, rfc.property-hooks
Notice: '♥' in 'ABC♥' in /in/u8C2g on line 9

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