The array functions allow you to manipulate arrays.
PHP supports both simple and multi-dimensional arrays. There are also specific functions for populating arrays from database queries.
These functions allow you to interact with and manipulate arrays in various ways. Arrays are essential for storing, managing, and operating on sets of variables.
Simple and multi-dimensional arrays are supported, and may be either user created or created by another function. There are specific database handling functions for populating arrays from database queries, and several functions return arrays.
For detailed explanation read the attached document.