PHP socket_set_blocking() Function: Everything You Need to Know

As a PHP developer, you may need to control whether a socket is blocking or non-blocking to optimize performance and resource usage. The socket_set_blocking() function is a built-in function in PHP that allows you to set the blocking mode of a socket. In this article, we will take an in-depth look at the socket_set_blocking() function and its usage.

What is the socket_set_blocking() Function?

The socket_set_blocking() function is a PHP built-in function that allows you to set the blocking mode of a socket.

How to Use the socket_set_blocking() Function

Using the socket_set_blocking() function is straightforward. Here is the syntax of the function:

socket_set_blocking(resource $socket, bool $mode);

The function takes two parameters:

• $socket: The socket to set the blocking mode of.
• $mode: Whether the socket should be in blocking mode (true) or non-blocking mode (false).

Here is an example of how to use the socket_set_blocking() function to set the blocking mode of a socket:

<?php

$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
socket_set_blocking($socket, false);

In this example, we use the socket_create() function to create a new socket, and then use the socket_set_blocking() function to set the socket to non-blocking mode.

Conclusion

The socket_set_blocking() function is a useful tool for controlling the blocking mode of a socket in your PHP web application. By understanding the syntax and usage of the function, you can easily set the blocking mode of a socket to optimize performance and resource usage. We hope this article has been informative and useful in understanding the socket_set_blocking() function in PHP.