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<?php class Test{ const ABC♥ = "alphabet"; } $class = new ReflectionClass("Test"); $bad_char = "♥"; $constants = $class->getConstants(); $keys = array_keys($constants); for ( $i=0, $ct=count($keys); $i < $ct; $i++) { $target = $keys[ $i ]; //php5.6: if ( mb_substr( $target, -1,1) == $bad_char ) { if ( strpos( $target, $bad_char) !== FALSE ) { trigger_error( "'$bad_char' in '$target'" ); }}
Output for git.master, git.master_jit, rfc.property-hooks
Notice: '♥' in 'ABC♥' in /in/up2RK on line 11

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