mysqli_insert_id () – 過程風格 、 、 $ mysqli-> insert_id 、 $ pdo-> lastInsertid () ? (pdo) 可獲取最后插入的 id
MySQL? ???? PHP?? ????? ?? ? ID? ???? MySQLI? ??? ? MySQLI_INSERT_ID () ?? ? ??? ? ????. ?? ?? ?? ?? ???? ???? ? ???? ?? ? ?? ?????.
MySQLI ?? (?? ???)
MySQLI? ?? ???? ???? ?? ?? ?? ??? mysqli_insert_id () ? ??????. ?:
$ conn = mysqli_connect ( "localhost", "username", "password", "database");
mysqli_query ($ conn, "???? ?? (??, ???) ? ( 'john', 'john@example.com')");
$ last_id = mysqli_insert_id ($ conn);
Echo "??? ?? ID? ??? ????.". $ last_id;
MySQLI ?? (?? ?? ???)
?? ?? ???? mysqli? ??? ? $ mysqli-> insert_id ??? ??????. ?:
$ mysqli = new mysqli ( "localhost", "username", "password", "database");
$ mysqli-> query ( "???? ?? (??, ???) ? ( 'jane', 'jane@example.com')");
$ last_id = $ mysqli-> insert_id;
Echo "??? ?? ID? ??? ????.". $ last_id;
PDO ??
pdo?? ?? ?? ?? ? ? lastinsertid () ???? ??????. ?:
$ pdo = new pdo ( "mysql : host = localhost; dbname = database", "username", "password");
$ pdo-> exec ( "???? ?? (??, ???) ? ( 'bob', 'bob@example.com')");
$ last_id = $ pdo-> lastInsertId ();
Echo "??? ?? ID? ??? ????.". $ last_id;
? ?? ?? ?? ??? ??? ?????? ?? ??? ???? ???? ??? ? ????. ? ??? ?? ???? ???? ??? ID? ??? ? ????.
????? ???? ?? ? ?? ?????? ??? ??? ??? ???? ID? ???? ????? ?????.
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