<?php
namespace Illuminate\Support;
use Countable;
use Illuminate\Contracts\Support\Arrayable;
use Illuminate\Contracts\Support\Jsonable;
use IteratorAggregate;
use JsonSerializable;
interface Enumerable extends Arrayable, Countable, IteratorAggregate, Jsonable, JsonSerializable
{
/**
* Create a new collection instance if the value isn't one already.
*
* @param mixed $items
* @return static
*/
public static function make($items = []);
/**
* Create a new instance by invoking the callback a given amount of times.
*
* @param int $number
* @param callable|null $callback
* @return static
*/
public static function times($number, callable $callback = null);
/**
* Create a collection with the given range.
*
* @param int $from
* @param int $to
* @return static
*/
public static function range($from, $to);
/**
* Wrap the given value in a collection if applicable.
*
* @param mixed $value
* @return static
*/
public static function wrap($value);
/**
* Get the underlying items from the given collection if applicable.
*
* @param array|static $value
* @return array
*/
public static function unwrap($value);
/**
* Create a new instance with no items.
*
* @return static
*/
public static function empty();
/**
* Get all items in the enumerable.
*
* @return array
*/
public function all();
/**
* Alias for the "avg" method.
*
* @param callable|string|null $callback
* @return mixed
*/
public function average($callback = null);
/**
* Get the median of a given key.
*
* @param string|array|null $key
* @return mixed
*/
public function median($key = null);
/**
* Get the mode of a given key.
*
* @param string|array|null $key
* @return array|null
*/
public function mode($key = null);
/**
* Collapse the items into a single enumerable.
*
* @return static
*/
public function collapse();
/**
* Alias for the "contains" method.
*
* @param mixed $key
* @param mixed $operator
* @param mixed $value
* @return bool
*/
public function some($key, $operator = null, $value = null);
/**
* Determine if an item exists, using strict comparison.
*
* @param mixed $key
* @param mixed $value
* @return bool
*/
public function containsStrict($key, $value = null);
/**
* Get the average value of a given key.
*
* @param callable|string|null $callback
* @return mixed
*/
public function avg($callback = null);
/**
* Determine if an item exists in the enumerable.
*
* @param mixed $key
* @param mixed $operator
* @param mixed $value
* @return bool
*/
public function contains($key, $operator = null, $value = null);
/**
* Cross join with the given lists, returning all possible permutations.
*
* @param mixed ...$lists
* @return static
*/
public function crossJoin(...$lists);
/**
* Dump the collection and end the script.
*
* @param mixed ...$args
* @return void
*/
public function dd(...$args);
/**
* Dump the collection.
*
* @return $this
*/
public function dump();
/**
* Get the items that are not present in the given items.
*
* @param mixed $items
* @return static
*/
public function diff($items);
/**
* Get the items that are not present in the given items, using the callback.
*
* @param mixed $items
* @param callable $callback
* @return static
*/
public function diffUsing($items, callable $callback);
/**
* Get the items whose keys and values are not present in the given items.
*
* @param mixed $items
* @return static
*/
public function diffAssoc($items);
/**
* Get the items whose keys and values are not present in the given items, using the callback.
*
* @param mixed $items
* @param callable $callback
* @return static
*/
public function diffAssocUsing($items, callable $callback);
/**
* Get the items whose keys are not present in the given items.
*
* @param mixed $items
* @return static
*/
public function diffKeys($items);
/**
* Get the items whose keys are not present in the given items, using the callback.
*
* @param mixed $items
* @param callable $callback
* @return static
*/
public function diffKeysUsing($items, callable $callback);
/**
* Retrieve duplicate items.
*
* @param callable|null $callback
* @param bool $strict
* @return static
*/
public function duplicates($callback = null, $strict = false);
/**
* Retrieve duplicate items using strict comparison.
*
* @param callable|null $callback
* @return static
*/
public function duplicatesStrict($callback = null);
/**
* Execute a callback over each item.
*
* @param callable $callback
* @return $this
*/
public function each(callable $callback);
/**
* Execute a callback over each nested chunk of items.
*
* @param callable $callback
* @return static
*/
public function eachSpread(callable $callback);
/**
* Determine if all items pass the given truth test.
*
* @param string|callable $key
* @param mixed $operator
* @param mixed $value
* @return bool
*/
public function every($key, $operator = null, $value = null);
/**
* Get all items except for those with the specified keys.
*
* @param mixed $keys
* @return static
*/
public function except($keys);
/**
* Run a filter over each of the items.
*
* @param callable|null $callback
* @return static
*/
public function filter(callable $callback = null);
/**
* Apply the callback if the value is truthy.
*
* @param bool $value
* @param callable $callback
* @param callable|null $default
* @return static|mixed
*/
public function when($value, callable $callback, callable $default = null);
/**
* Apply the callback if the collection is empty.
*
* @param callable $callback
* @param callable|null $default
* @return static|mixed
*/
public function whenEmpty(callable $callback, callable $default = null);
/**
* Apply the callback if the collection is not empty.
*
* @param callable $callback
* @param callable|null $default
* @return static|mixed
*/
public function whenNotEmpty(callable $callback, callable $default = null);
/**
* Apply the callback if the value is falsy.
*
* @param bool $value
* @param callable $callback
* @param callable|null $default
* @return static|mixed
*/
public function unless($value, callable $callback, callable $default = null);
/**
* Apply the callback unless the collection is empty.
*
* @param callable $callback
* @param callable|null $default
* @return static|mixed
*/
public function unlessEmpty(callable $callback, callable $default = null);
/**
* Apply the callback unless the collection is not empty.
*
* @param callable $callback
* @param callable|null $default
* @return static|mixed
*/
public function unlessNotEmpty(callable $callback, callable $default = null);
/**
* Filter items by the given key value pair.
*
* @param string $key
* @param mixed $operator
* @param mixed $value
* @return static
*/
public function where($key, $operator = null, $value = null);
/**
* Filter items where the value for the given key is null.
*
* @param string|null $key
* @return static
*/
public function whereNull($key = null);
/**
* Filter items where the value for the given key is not null.
*
* @param string|null $key
* @return static
*/
public function whereNotNull($key = null);
/**
* Filter items by the given key value pair using strict comparison.
*
* @param string $key
* @param mixed $value
* @return static
*/
public function whereStrict($key, $value);
/**
* Filter items by the given key value pair.
*
* @param string $key
* @param mixed $values
* @param bool $strict
* @return static
*/
public function whereIn($key, $values, $strict = false);
/**
* Filter items by the given key value pair using strict comparison.
*
* @param string $key
* @param mixed $values
* @return static
*/
public function whereInStrict($key, $values);
/**
* Filter items such that the value of the given key is between the given values.
*
* @param string $key
* @param array $values
* @return static
*/
public function whereBetween($key, $values);
/**
* Filter items such that the value of the given key is not between the given values.
*
* @param string $key
* @param array $values
* @return static
*/
public function whereNotBetween($key, $values);
/**
* Filter items by the given key value pair.
*
* @param string $key
* @param mixed $values
* @param bool $strict
* @return static
*/
public function whereNotIn($key, $values, $strict = false);
/**
* Filter items by the given key value pair using strict comparison.
*
* @param string $key
* @param mixed $values
* @return static
*/
public function whereNotInStrict($key, $values);
/**
* Filter the items, removing any items that don't match the given type(s).
*
* @param string|string[] $type
* @return static
*/
public function whereInstanceOf($type);
/**
* Get the first item from the enumerable passing the given truth test.
*
* @param callable|null $callback
* @param mixed $default
* @return mixed
*/
public function first(callable $callback = null, $default = null);
/**
* Get the first item by the given key value pair.
*
* @param string $key
* @param mixed $operator
* @param mixed $value
* @return mixed
*/
public function firstWhere($key, $operator = null, $value = null);
/**
* Get a flattened array of the items in the collection.
*
* @param int $depth
* @return static
*/
public function flatten($depth = INF);
/**
* Flip the values with their keys.
*
* @return static
*/
public function flip();
/**
* Get an item from the collection by key.
*
* @param mixed $key
* @param mixed $default
* @return mixed
*/
public function get($key, $default = null);
/**
* Group an associative array by a field or using a callback.
*
* @param array|callable|string $groupBy
* @param bool $preserveKeys
* @return static
*/
public function groupBy($groupBy, $preserveKeys = false);
/**
* Key an associative array by a field or using a callback.
*
* @param callable|string $keyBy
* @return static
*/
public function keyBy($keyBy);
/**
* Determine if an item exists in the collection by key.
*
* @param mixed $key
* @return bool
*/
public function has($key);
/**
* Concatenate values of a given key as a string.
*
* @param string $value
* @param string|null $glue
* @return string
*/
public function implode($value, $glue = null);
/**
* Intersect the collection with the given items.
*
* @param mixed $items
* @return static
*/
public function intersect($items);
/**
* Intersect the collection with the given items by key.
*
* @param mixed $items
* @return static
*/
public function intersectByKeys($items);
/**
* Determine if the collection is empty or not.
*
* @return bool
*/
public function isEmpty();
/**
* Determine if the collection is not empty.
*
* @return bool
*/
public function isNotEmpty();
/**
* Join all items from the collection using a string. The final items can use a separate glue string.
*
* @param string $glue
* @param string $finalGlue
* @return string
*/
public function join($glue, $finalGlue = '');
/**
* Get the keys of the collection items.
*
* @return static
*/
public function keys();
/**
* Get the last item from the collection.
*
* @param callable|null $callback
* @param mixed $default
* @return mixed
*/
public function last(callable $callback = null, $default = null);
/**
* Run a map over each of the items.
*
* @param callable $callback
* @return static
*/
public function map(callable $callback);
/**
* Run a map over each nested chunk of items.
*
* @param callable $callback
* @return static
*/
public function mapSpread(callable $callback);
/**
* Run a dictionary map over the items.
*
* The callback should return an associative array with a single key/value pair.
*
* @param callable $callback
* @return static
*/
public function mapToDictionary(callable $callback);
/**
* Run a grouping map over the items.
*
* The callback should return an associative array with a single key/value pair.
*
* @param callable $callback
* @return static
*/
public function mapToGroups(callable $callback);
/**
* Run an associative map over each of the items.
*
* The callback should return an associative array with a single key/value pair.
*
* @param callable $callback
* @return static
*/
public function mapWithKeys(callable $callback);
/**
* Map a collection and flatten the result by a single level.
*
* @param callable $callback
* @return static
*/
public function flatMap(callable $callback);
/**
* Map the values into a new class.
*
* @param string $class
* @return static
*/
public function mapInto($class);
/**
* Merge the collection with the given items.
*
* @param mixed $items
* @return static
*/
public function merge($items);
/**
* Recursively merge the collection with the given items.
*
* @param mixed $items
* @return static
*/
public function mergeRecursive($items);
/**
* Create a collection by using this collection for keys and another for its values.
*
* @param mixed $values
* @return static
*/
public function combine($values);
/**
* Union the collection with the given items.
*
* @param mixed $items
* @return static
*/
public function union($items);
/**
* Get the min value of a given key.
*
* @param callable|string|null $callback
* @return mixed
*/
public function min($callback = null);
/**
* Get the max value of a given key.
*
* @param callable|string|null $callback
* @return mixed
*/
public function max($callback = null);
/**
* Create a new collection consisting of every n-th element.
*
* @param int $step
* @param int $offset
* @return static
*/
public function nth($step, $offset = 0);
/**
* Get the items with the specified keys.
*
* @param mixed $keys
* @return static
*/
public function only($keys);
/**
* "Paginate" the collection by slicing it into a smaller collection.
*
* @param int $page
* @param int $perPage
* @return static
*/
public function forPage($page, $perPage);
/**
* Partition the collection into two arrays using the given callback or key.
*
* @param callable|string $key
* @param mixed $operator
* @param mixed $value
* @return static
*/
public function partition($key, $operator = null, $value = null);
/**
* Push all of the given items onto the collection.
*
* @param iterable $source
* @return static
*/
public function concat($source);
/**
* Get one or a specified number of items randomly from the collection.
*
* @param int|null $number
* @return static|mixed
*
* @throws \InvalidArgumentException
*/
public function random($number = null);
/**
* Reduce the collection to a single value.
*
* @param callable $callback
* @param mixed $initial
* @return mixed
*/
public function reduce(callable $callback, $initial = null);
/**
* Replace the collection items with the given items.
*
* @param mixed $items
* @return static
*/
public function replace($items);
/**
* Recursively replace the collection items with the given items.
*
* @param mixed $items
* @return static
*/
public function replaceRecursive($items);
/**
* Reverse items order.
*
* @return static
*/
public function reverse();
/**
* Search the collection for a given value and return the corresponding key if successful.
*
* @param mixed $value
* @param bool $strict
* @return mixed
*/
public function search($value, $strict = false);
/**
* Shuffle the items in the collection.
*
* @param int|null $seed
* @return static
*/
public function shuffle($seed = null);
/**
* Skip the first {$count} items.
*
* @param int $count
* @return static
*/
public function skip($count);
/**
* Skip items in the collection until the given condition is met.
*
* @param mixed $value
* @return static
*/
public function skipUntil($value);
/**
* Skip items in the collection while the given condition is met.
*
* @param mixed $value
* @return static
*/
public function skipWhile($value);
/**
* Get a slice of items from the enumerable.
*
* @param int $offset
* @param int|null $length
* @return static
*/
public function slice($offset, $length = null);
/**
* Split a collection into a certain number of groups.
*
* @param int $numberOfGroups
* @return static
*/
public function split($numberOfGroups);
/**
* Chunk the collection into chunks of the given size.
*
* @param int $size
* @return static
*/
public function chunk($size);
/**
* Chunk the collection into chunks with a callback.
*
* @param callable $callback
* @return static
*/
public function chunkWhile(callable $callback);
/**
* Sort through each item with a callback.
*
* @param callable|null|int $callback
* @return static
*/
public function sort($callback = null);
/**
* Sort items in descending order.
*
* @param int $options
* @return static
*/
public function sortDesc($options = SORT_REGULAR);
/**
* Sort the collection using the given callback.
*
* @param callable|string $callback
* @param int $options
* @param bool $descending
* @return static
*/
public function sortBy($callback, $options = SORT_REGULAR, $descending = false);
/**
* Sort the collection in descending order using the given callback.
*
* @param callable|string $callback
* @param int $options
* @return static
*/
public function sortByDesc($callback, $options = SORT_REGULAR);
/**
* Sort the collection keys.
*
* @param int $options
* @param bool $descending
* @return static
*/
public function sortKeys($options = SORT_REGULAR, $descending = false);
/**
* Sort the collection keys in descending order.
*
* @param int $options
* @return static
*/
public function sortKeysDesc($options = SORT_REGULAR);
/**
* Get the sum of the given values.
*
* @param callable|string|null $callback
* @return mixed
*/
public function sum($callback = null);
/**
* Take the first or last {$limit} items.
*
* @param int $limit
* @return static
*/
public function take($limit);
/**
* Take items in the collection until the given condition is met.
*
* @param mixed $value
* @return static
*/
public function takeUntil($value);
/**
* Take items in the collection while the given condition is met.
*
* @param mixed $value
* @return static
*/
public function takeWhile($value);
/**
* Pass the collection to the given callback and then return it.
*
* @param callable $callback
* @return $this
*/
public function tap(callable $callback);
/**
* Pass the enumerable to the given callback and return the result.
*
* @param callable $callback
* @return mixed
*/
public function pipe(callable $callback);
/**
* Get the values of a given key.
*
* @param string|array $value
* @param string|null $key
* @return static
*/
public function pluck($value, $key = null);
/**
* Create a collection of all elements that do not pass a given truth test.
*
* @param callable|mixed $callback
* @return static
*/
public function reject($callback = true);
/**
* Return only unique items from the collection array.
*
* @param string|callable|null $key
* @param bool $strict
* @return static
*/
public function unique($key = null, $strict = false);
/**
* Return only unique items from the collection array using strict comparison.
*
* @param string|callable|null $key
* @return static
*/
public function uniqueStrict($key = null);
/**
* Reset the keys on the underlying array.
*
* @return static
*/
public function values();
/**
* Pad collection to the specified length with a value.
*
* @param int $size
* @param mixed $value
* @return static
*/
public function pad($size, $value);
/**
* Count the number of items in the collection using a given truth test.
*
* @param callable|null $callback
* @return static
*/
public function countBy($callback = null);
/**
* Zip the collection together with one or more arrays.
*
* e.g. new Collection([1, 2, 3])->zip([4, 5, 6]);
* => [[1, 4], [2, 5], [3, 6]]
*
* @param mixed ...$items
* @return static
*/
public function zip($items);
/**
* Collect the values into a collection.
*
* @return \Illuminate\Support\Collection
*/
public function collect();
/**
* Convert the collection to its string representation.
*
* @return string
*/
public function __toString();
/**
* Add a method to the list of proxied methods.
*
* @param string $method
* @return void
*/
public static function proxy($method);
/**
* Dynamically access collection proxies.
*
* @param string $key
* @return mixed
*
* @throws \Exception
*/
public function __get($key);
}