How can functions like mysql_fetch_array be used in PHP to efficiently manage and handle error messages?

When using functions like mysql_fetch_array in PHP, it's important to handle error messages efficiently to ensure smooth operation of your application. One way to do this is by checking for errors after executing the query and displaying appropriate error messages if any issues occur. This can help in troubleshooting and debugging any potential problems with database operations. 

$result = mysql_query($query);

if(!$result) {
    die('Error: ' . mysql_error());
}

while($row = mysql_fetch_array($result)) {
    // process the fetched data
}

mysql_free_result($result);

Keywords

PHP mysql_fetch_array error handling exception try-catch

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