maxdb_error

maxdb::error

(PECL maxdb >= 1.0)

maxdb_error -- maxdb::error — Returns a string description of the last error

Descrierea

Stil procedural

string maxdb_error ( resource $link )

Stil obiect-orientat

string $maxdb->error;

The maxdb_error() function is identical to the corresponding maxdb_errno() function in every way, except instead of returning an integer error code the maxdb_error() function will return a string representation of the last error to occur for the database connection represented by the link parameter. If no error has occurred, this function will return an empty string.

Valorile întoarse

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

Exemple

Example #1 Stil obiect-orientat


<?php
$maxdb = new maxdb("localhost", "MONA", "RED", "DEMODB");

/* check connection */
if (maxdb_connect_errno()) {
   printf("Connect failed: %s\n", maxdb_connect_error());
   exit();
}

if (!$maxdb->query("SELECT xxx FROM hotel.city")) {
   printf("Errormessage: %s\n", $maxdb->error);
}

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

Example #2 Stil procedural


<?php
$link = maxdb_connect("localhost", "MONA", "RED", "DEMODB");

/* check connection */
if (maxdb_connect_errno()) {
   printf("Connect failed: %s\n", maxdb_connect_error());
   exit();
}

if (!maxdb_query($link, "SELECT xxx FROM hotel.city")) {
   printf("Errormessgae: %s\n", maxdb_error($link));
}

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

Exemplul de mai sus va afișa ceva similar cu:

PHP Warning:  maxdb_query(): -4005 POS(8) Unknown column name:XXX [42000]
Errormessgae: POS(8) Unknown column name:XXX

Vedeți de asemenea

maxdb_connect_errno() - Returns the error code from last connect call
maxdb_connect_error() - Returns a string description of the last connect error
maxdb_errno() - Returns the error code for the most recent function call
maxdb_sqlstate() - Returns the SQLSTATE error from previous MaxDB operation

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