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mysqli::$error

mysqli_error

(PHP 5)

mysqli::$error -- mysqli_errorReturns a string description of the last error

Description

Object oriented style

Procedural style

string mysqli_error ( mysqli $link )

Returns the last error message for the most recent MySQLi function call that can succeed or fail.

Parameters

link

Procedural style only: A link identifier returned by mysqli_connect() or mysqli_init()

Return Values

A string that describes the error. An empty string if no error occurred.

Examples

Example #1 $mysqli->error example

Object oriented style

<?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();
}

if (!
$mysqli->query("SET a=1")) {
    
printf("Errormessage: %s\n"$mysqli->error);
}

/* close connection */
$mysqli->close();
?>

Procedural style

<?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();
}

if (!
mysqli_query($link"SET a=1")) {
    
printf("Errormessage: %s\n"mysqli_error($link));
}

/* close connection */
mysqli_close($link);
?>

The above examples will output:

Errormessage: Unknown system variable 'a'

See Also

PHP Manual