troublete/collection

Small functional multi-purpose collection

Functional Collection

Small functional multi-purpose collection, _(*1)

, _(*2)

Insall

composer require troublete/collection

Usage

<?php
use function TryPhp\collection;
$collection = collection([1, 2, 3]);

// or

use TryPhp\FuntionalCollection;
$collection = new FunctionalCollection([1, 2, 3]);

API

of(...$values)

Setup new collection with provided values. immutable, _(*3)

map(callable $mapFunc)

Method which will be applied to each element in the value set of the collection. mutable, _(*4)

filter(callable $predicate)

Method which will create a collection copy and filter values by function (returning false filters value out). immutable, _(*5)

generator(): \Generator

Returns Generator over value set., _(*6)

extract(): array

Will return value set., _(*7)

extend(callable $func)

Method will call the provided Closure and inject set values. Returned values will be put into immutable FunctionalCollection and returned. immutable, _(*8)

concat(FunctionaCollection $collection)

Method will combine to value sets of two collection and return a new one with set values. immutable, _(*9)

chain(callable $map)

Method which will apply $map to every element in the value collection and will reduce the result and add it to the overall value set and create a immutable new collection with it. immutable, _(*10)

reduce(callable $func = null)

Method to reduce the value set (value by value) according to the result of calling $func and return the created accumulated value. If $func is null the raw value is used and added to the accumulator., _(*11)

License

GPL-2.0 © 2018 Willi Eßer, _(*12)