in_array() – Eli the Computer Guy

PHP – Test Variable Against an Array with in_array()

The in_array() function allows you to check if a value is stored with an Array. This can be used for things such as creating an array of which states a company ships products to. in_array() […]

PHP – File Upload Filter ($_FILES)

Eli the Computer Guy

If you allow you users to upload files to your web server you will probably want to create some restrictions. You can block uploads based off of file size, extension, or if a filename already […]