Monday, May 27, 2024
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PHP: Read a Browser Cookie Value

Once your web application has set a cookie in a user’s browser, it is a simple matter to retrieve that value in subsequent page requests. This tech-recipe describes reading a value from a cookie in PHP.

After a cookie with a name of “user” has been set in a previous page, the value can be accessed with the global array $_COOKIE like this:

$user = $_COOKIE['user'];

Since this is a normal array, anything you can do to an array iterate through it one value at a time as described in this tutorial. For debugging purposes, it is often useful to use this quick trick to see the whole contents of an array:


Quinn McHenry
Quinn McHenry
Quinn was one of the original co-founders of Tech-Recipes. He is currently crafting iOS applications as a senior developer at Small Planet Digital in Brooklyn, New York.


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