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).

Table 1. Supported flags

NameDescription
MYSQLI_REPORT_OFFTurns reporting off
MYSQLI_REPORT_ERRORReport errors from mysqli function calls
MYSQLI_REPORT_INDEXReport if no index or bad index was used in a query
MYSQLI_REPORT_ALLSet all options (report all)

Return values

Returns TRUE on success or FALSE on failure.

See also

mysqli_debug(), mysqli_dump_debug_info()

Example

Example 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();
?>