Function Description
fibonacci By definition, the first two numbers in the Fibonacci sequence are 0 and 1, and each subsequent ...
pretty_date Converts a timestamp or datetime to a nice looking time that make sense like 5 days ago, 3 minutes ...
sort_array_of_arrays Sort array of associative arrays by specified key.

PHP is a widely-used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML.

PHP