mysqli::get_warnings
mysqli::init
MySQLi
PHP Manual

# mysqli->info

# mysqli_info

(PHP 5)

mysqli->info -- mysqli_info — Retrieves information about the most recently executed query

### Opis

Styl obiektowy

mysqli
string $info;

Styl proceduralny

string mysqli_info ( mysqli `$link` )

The mysqli_info() function returns a string providing information about the last query executed. The nature of this string is provided below:

Possible mysqli_info return values
Query type | Example result string
--- | ---
INSERT INTO...SELECT... | Records: 100 Duplicates: 0 Warnings: 0
INSERT INTO...VALUES (...),(...),(...) | Records: 3 Duplicates: 0 Warnings: 0
LOAD DATA INFILE ... | Records: 1 Deleted: 0 Skipped: 0 Warnings: 0
ALTER TABLE ... | Records: 3 Duplicates: 0 Warnings: 0
UPDATE ... | Rows matched: 40 Changed: 40 Warnings: 0

> Informacja: Queries which do not fall into one of the preceding formats are not supported. In these situations, mysqli_info() will return an empty string.

### Parametry

`połączenie`

  Tylko styl proceduralny: Identyfikator połączenia zwrócony przez mysqli_connect() lub mysqli_init()

### Zwracane wartości

A character string representing additional information about the most recently executed query.

### Przykłady

Przykład #1 mysqli->info example

Styl obiektowy

`<?php
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
$mysqli->query("CREATE TEMPORARY TABLE t1 LIKE City");
/* INSERT INTO .. SELECT */
$mysqli->query("INSERT INTO t1 SELECT * FROM City ORDER BY ID LIMIT 150");
printf("%s\n", $mysqli->info);
/* close connection */
$mysqli->close();
?>`

Styl proceduralny

`<?php
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
mysqli_query($link, "CREATE TEMPORARY TABLE t1 LIKE City");
/* INSERT INTO .. SELECT */
mysqli_query($link, "INSERT INTO t1 SELECT * FROM City ORDER BY ID LIMIT 150");
printf("%s\n", mysqli_info($link));
/* close connection */
mysqli_close($link);
?>`

Powyższe przykłady wyświetlą:

    Records: 150  Duplicates: 0  Warnings: 0

### Zobacz też:

- mysqli_affected_rows() - Gets the number of affected rows in a previous MySQL operation
- mysqli_warning_count() - Returns the number of warnings from the last query for the given link
- mysqli_num_rows() - Gets the number of rows in a result

mysqli::get_warnings
mysqli::init
MySQLi
PHP Manual