Class NArrayTools

Array tools library.

Final
Package: Nette
Author: David Grudl
Located at Utils/ArrayTools.php

Methods summary
`final public`	# `__construct( )` Static class - cannot be instantiated. Static class - cannot be instantiated.
`public static mixed`	# `get( array $arr, mixed $key, mixed $default = NULL )` Returns array item or $default if item is not set. Example: $val = NArrayTools::get($arr, 'i', 123); Returns array item or $default if item is not set. Example: $val = NArrayTools::get($arr, 'i', 123); Parameters `$arr` `mixed` array `$key` `mixed` key `$default` `mixed` default value Returns `mixed`
`public static mixed &`	# `getRef( mixed & $arr, mixed $key )` Returns reference to array item or $default if item is not set. Returns reference to array item or $default if item is not set. Parameters `$arr` `mixed` array `$key` `mixed` key Returns `mixed`
`public static array`	# `mergeTree( array $arr1, array $arr2 )` Recursively appends elements of remaining keys from the second array to the first. Recursively appends elements of remaining keys from the second array to the first. Parameters `$arr1` `array` `$arr2` `array` Returns `array`
`public static integer`	# `searchKey( array $arr, mixed $key )` Searches the array for a given key and returns the offset if successful. Searches the array for a given key and returns the offset if successful. Parameters `$arr` `array` input array `$key` `mixed` key Returns `integer` offset if it is found, FALSE otherwise
`public static`	# `insertBefore( array & $arr, mixed $key, array $inserted )` Inserts new array before item specified by key. Inserts new array before item specified by key. Parameters `$arr` `array` input array `$key` `mixed` key `$inserted` `array` inserted array
`public static`	# `insertAfter( array & $arr, mixed $key, array $inserted )` Inserts new array after item specified by key. Inserts new array after item specified by key. Parameters `$arr` `array` input array `$key` `mixed` key `$inserted` `array` inserted array
`public static`	# `renameKey( array & $arr, mixed $oldKey, mixed $newKey )` Renames key in array. Renames key in array. Parameters `$arr` `array` `$oldKey` `mixed` old key `$newKey` `mixed` new key