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# mysqli_report

(PHP 5)

mysqli_report -- enables or disables internal report functions

## Description

bool mysqli_report ( int flags)

mysqli_report() is a powerful function to improve your queries and code during development and testing phase. Depending on the flags it reports errors from mysqli function calls or queries which don't use an index (or use a bad index).

표 1. Supported flags

Name | Description
--- | ---
`MYSQLI_REPORT_OFF` | Turns reporting off
`MYSQLI_REPORT_ERROR` | Report errors from mysqli function calls
`MYSQLI_REPORT_INDEX` | Report if no index or bad index was used in a query
`MYSQLI_REPORT_ALL` | Set all options (report all)

## Return values

성공일 경우 `TRUE`를, 실패일 경우 `FALSE`를 반환합니다.

## See also

mysqli_debug(), mysqli_dump_debug_info()

## Example

예 1. Object oriented style

`<?php
/* activate reporting */
mysqli_report(MYSQLI_REPORT_ALL);
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
/* this query should report an error */
$result = $mysqli->query("SELECT Name FROM Nonexistingtable WHERE population > 50000");
/* this query should report a warning */
$result = $mysqli->query("SELECT Name FROM City WHERE population > 50000");
$result->close();
$mysqli->close();
?>`

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mysqli_real_query | 위로 | mysqli_rollback