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mysqli_report
Manuál PHP
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mysqli_report

(PHP 5)

mysqli_report -- Enables or disables internal report functions

Popis

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).

Seznam parametrů

flags

Tabulka 1. Supported flags

NameDescription
MYSQLI_REPORT_OFFTurns reporting off
MYSQLI_REPORT_ERRORReport errors from mysqli function calls
MYSQLI_REPORT_STRICTReport warnings 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)

Návratové hodnoty

Vrací TRUE při úspěchu, FALSE při selhání.

Příklady

Příklad 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();
?>

Viz také

mysqli_debug()
mysqli_dump_debug_info()

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PředcházejícíDomůDalší
mysqli_real_queryNahoru