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PHP error_get_last() function (with example)

I'm having trouble understanding how to use the PHP error_get_last() function. I've read the documentation, but I'm still confused about its usage and how it can help me in my PHP projects.

Here's an example scenario to give you some context:

I have a PHP script that connects to a remote database and retrieves some data. However, sometimes the connection fails or there are other errors that occur during the process. I want to be able to handle these errors and display an appropriate message to the user.

I've heard that the error_get_last() function can be useful in such cases, but I'm not quite sure how to implement it. What exactly does this function do and how can I use it to catch and handle errors in my PHP script?

I would greatly appreciate it if someone could provide a clear explanation of the error_get_last() function and perhaps provide a code example that demonstrates its usage in a practical scenario like the one I described above.

Thank you in advance for your help!

All Replies


Sure, I can share my personal experience with the error_get_last() function in PHP.

I once had a situation where I was developing a web application that processed large amounts of data from various sources. As you can imagine, unexpected errors would occasionally occur, and it was crucial for me to handle them gracefully.

I came across the error_get_last() function during my research and found it to be a lifesaver. This function allowed me to retrieve the details of the last error that occurred in my PHP script. By leveraging this information, I was able to log the errors, notify the appropriate team members, and display user-friendly error messages to the end-users.

To give you a practical example, let's say I had a script responsible for importing data from a CSV file into my application's database. If any errors occurred during the file reading or database insertion process, I could use error_get_last() to capture the error details and take appropriate action.

Here's a snippet of how I used error_get_last() in my project:

// File reading and database insertion process
$fileHandle = fopen('data.csv', 'r');

if ($fileHandle) {
// Process the file and insert data into the database
} else {
$error = error_get_last();
error_log('Error opening file: ' . $error['message']);
echo 'An error occurred while processing the file. Please try again later.';

In this example, if there was an issue opening the file, error_get_last() helped me retrieve the error message, which I then logged using error_log(). Additionally, I displayed a friendly error message to the user on the web page.

By incorporating error_get_last() into my error handling strategy, I was able to efficiently troubleshoot and resolve issues during development and ensure a smooth user experience. I highly recommend utilizing this function for error handling in your PHP projects. If you have any further doubts or need assistance, feel free to ask!


I've personally worked with the error_get_last() function in several PHP projects, so I can share my experience with you.

The error_get_last() function is quite handy when it comes to retrieving the details of the last error that occurred in your PHP script. It returns an associative array with information such as the type of error, the error message, and the file and line where the error occurred.

In your case, when dealing with database connections, you can use error_get_last() to catch any errors that may occur during the connection process. For example, if the connection fails due to invalid credentials or a network issue, you can retrieve the error message and display a user-friendly error message on your web page.

Here's a code snippet to give you an idea of how you can use the error_get_last() function in your database connection code:

// Establishing the database connection
$connection = mysqli_connect("localhost", "username", "password", "database");

// Checking for connection errors
if (!$connection) {
$error = error_get_last();
echo "Database connection failed: " . $error['message'];
// You can also log the error or perform additional error handling here

// Rest of your code...

In this example, if the database connection fails, the error_get_last() function is used to retrieve the error details from the last error that occurred. The error message is then displayed to the user using the `echo` statement.

Remember to place this error handling code immediately after the database connection attempt to ensure that you catch any connection-related errors.

I hope this helps clarify how the error_get_last() function can be used in your PHP projects. Give it a try, and if you have any more questions or issues, feel free to ask!

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