date_interval_write_property  643 ext/date/php_date.c void date_interval_write_property(zval *object, zval *member, zval *value, const zend_literal *key TSRMLS_DC);
date_interval_write_property 2088 ext/date/php_date.c 	date_object_handlers_interval.write_property = date_interval_write_property;