PHP ʖ²ἯTH
º/A
mysql_affected_rows
èʶ
mysql_affected_rows() º¯ʽ²»ʊӃӚ SELECT ӯ¾䣻ֻʊӃӚĜ¹»О¸ļǂ¼µēᄂ¡£ǫʹӃ mysql_num_rows() º¯ʽ4» SELECT ˹·µ»صļǂ¼Аʽ¡£
Records deleted: 10 Records deleted: 0
?php /* l½ӊþ¿¢ */ mysql_pconnect("localhost", "mysql_user", "mysql_password") or die ("Could not connect". mysql_error()); /* Update ¼ǂ¼ */ mysql_query("UPDATE mytable SET used=1 WHERE id 10"); printf ("Updated records: %d\n", mysql_affected_rows()); mysql_query("COMMIT");?
Updated Records: 10
Ϡ¹غ¯ʽ£º mysql_num_rows()£¬ mysql_info()¡£
º/A
ưµ㼯A
MySQL º¯ʽ¿⼯TD
ɏһ¼¶
mysql_change_user