add_property_string_ex  436 Zend/zend_API.h ZEND_API int add_property_string_ex(zval *arg, const char *key, uint key_len, const char *str, int duplicate TSRMLS_DC);
add_property_string_ex  445 Zend/zend_API.h #define add_property_string(__arg, __key, __str, __duplicate) add_property_string_ex(__arg, __key, strlen(__key)+1, __str, __duplicate TSRMLS_CC)