key_copy         1263 ext/spl/spl_iterators.c 	zval                       prefix, key, postfix, key_copy;
key_copy         1285 ext/spl/spl_iterators.c 		if (zend_make_printable_zval(&key, &key_copy)) {
key_copy         1286 ext/spl/spl_iterators.c 			key = key_copy;