PHP Array Functions

Array is a Most useful Data Storage in Most of the Programming Languages   Some of unknown array build in functions in php.
                                PHP Array Functions

array_diff (arr1, arr2 …)

array_­filter (arr, function)

array_flip (arr)

array_­int­ersect (arr1, arr2 …)

array_­merge (arr1, arr2 …)

array_pop (arr)

array_push (arr, var1, var2 …)

array_­reverse (arr)

array_­search (needle, arr)

array_walk (arr, function)

count (count)

in_array (needle, haystack)