mysql_error

mysql_error

Returns the text of the error message from previous MySQL operation

Waarschuwing: > mysqli_error``PDO::errorInfo

string **mysql_error** resource $link_identifier

Returns the error text from the last MySQL function. Errors coming back from the MySQL database backend no longer issue warnings. Instead, use to retrieve the error text. Note that this function only returns the error text from the most recently executed MySQL function (not including and ), so if you want to use it, make sure you check the value before calling another MySQL function. mysql_error``mysql_error``mysql_errno

Returns the error text from the last MySQL function, or (empty string) if no error occurred. ''

Voorbeeld: example

<?php
$link = mysql_connect("localhost", "mysql_user", "mysql_password");

mysql_select_db("nonexistentdb", $link);
echo mysql_errno($link) . ": " . mysql_error($link). "\n";

mysql_select_db("kossu", $link);
mysql_query("SELECT * FROM nonexistenttable", $link);
echo mysql_errno($link) . ": " . mysql_error($link) . "\n";
?>

1049: Unknown database 'nonexistentdb'
1146: Table 'kossu.nonexistenttable' doesn't exist

mysql_errnoMySQL error codes