Online PHP editor | refs for bCAP9

<?php class Test{ const ABC♥ = "alphabet"; } $class = new ReflectionClass("Test"); $bad_char = "♥"; $constants = $class->getConstants(); $keys = array_keys($constants); for ( $i=0, $max=count($keys); $i < $max; $i++) { if ( mb_strpos( $keys[$i], $bad_char) !== false ) { trigger_error( "'$bad_char' in '$keys[$i]" ); } } // Notice: '♥' in 'ABC♥' ...