What is the function to retrieve the IP address of a user in PHP?

To retrieve the IP address of a user in PHP, you can use the $_SERVER['REMOTE_ADDR'] variable. This variable contains the IP address of the user making the request to the server. By accessing this variable, you can easily retrieve the IP address of the user and use it as needed in your PHP code. 

$user_ip = $_SERVER['REMOTE_ADDR'];
echo "User IP Address: " . $user_ip;

Keywords

PHP function retrieve IP address user

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