PHP code example of pitchart / collection

1. Go to this page and download the library: Download pitchart/collection library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

pitchart / collection example snippets


use Pitchart\Collection\Collection;

$numbers = Collection::from([1, 2, 3, 4]);
$plusOneNumbers = $numbers->map(function ($item) {
     return $item + 1;
});
$evenNumbers = $plusOneNumbers->filter(function ($item) {
    return $item % 2 == 0;
});
$total = $evenNumbers->reduce(function ($accumulator, $item) {
    return $accumulator + $item;
}, 0);


$total = Collection::from([1, 2, 3, 4])
    ->map(function ($item) {
        return $item + 1;
    })
    ->filter(function ($item) {
        return $item % 2 == 0;
    })
    ->reduce(function ($accumulator, $item) {
        return $accumulator + $item;
    }, 0);


use Pitchart\Collection\GeneratorCollection;

$collection = Collection::from($heavyFolderList)
	->map(function ($folder) {
		return loadContentFromFilesInFolder($folder);
	})
	->filter(function ($content) {
		return lotsOfRegexpContentFiltering($content);
	})
	->reduce(function ($accumulator, $content) {
		return $accumulator.retrievePartsToCollect($content);
	}, '');


/** @var Collection $reusableCollection */
$reusableCollection = $generatorCollection->persist();


use function Pitchart\Collection\Helpers\map;

map([1, 2, 3, 4], function ($item) {
    return $item + 1;
})
->filter(function ($item) {
    return $item % 2 == 0;
});