15 PHP | Most Useful 25 Array Functions
-- In PHP, an array is a powerful data structure that allows you to store and manipulate a collection of values under a single variable name.
-- Arrays can be indexed numerically or associatively, making them very flexible and useful in a wide range of programming scenarios.
-- PHP provides a comprehensive set of built-in array functions that enable you to perform a wide range of operations on arrays, such as adding and removing elements, sorting, searching, merging, and more.
-- These functions are designed to be efficient and easy to use, allowing you to work with arrays simply and intuitively.
-- Whether you’re a beginner or an experienced PHP programmer, understanding how to work with arrays and use array functions effectively is an essential skill that can greatly enhance your coding capabilities.
04:24 -- array() - creates a new array.
15:52 -- count() - returns the number of elements in an array.
21:43 -- in_array() - checks if a value exists in an array.
29:13 -- array_push() - adds one or more elements to the end of an array.
32:46 -- array_pop() - removes and returns the last element of an array.
39:09 -- array_shift() - removes and returns the first element of an array.
42:58 -- array_unshift() - adds one or more elements to the beginning of an array.
-- array_reverse() - reverses the order of the elements in an array.
-- array_merge() - merges two or more arrays into one array.
-- array_slice() - extracts a slice of an array.
-- array_splice() - removes and replaces elements from an array.
-- array_keys() - returns an array of the keys of an array.
-- array_values() - returns an array of the values of an array.
-- array_flip() - flips the keys and values of an array.
-- array_unique() - removes duplicate values from an array.
-- array_search() - searches for a value in an array and returns its key.
-- array_walk() - applies a user-defined function to each element of an array.
-- array_map() - applies a user-defined function to each element of an array and returns a new array with the results.
-- array_filter() - filters an array using a user-defined function and returns a new array with the filtered values.
-- array_rand() - returns one or more random keys from an array.
-- array_reduce() - reduces an array to a single value using a user-defined function.
-- array_column() - returns an array of values from a single column of a multi-dimensional array.
-- array_intersect() - returns an array of the values that exist in two or more arrays.
-- array_diff() - returns an array of the values that exist in one array but not in another.
-- array_chunk - The array_chunk() function in PHP is used to split an array into chunks of a specified size
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