PHP code example of alex_vasechkin / common-helpers

1. Go to this page and download the library: Download alex_vasechkin/common-helpers 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/ */

alex_vasechkin / common-helpers example snippets


use Helpers\CommonHelpers as ch;

$dict = [
    'order_id' => '122',
    'delivery_id' => '1'
];

$orderId = (int) ch::getArrayValue('order_id', $dict, 0);


use Helpers\CommonHelpers as ch;
use Filters\ColorHandler as ColorFilter;

$filters = [];
// var_dump($_GET['filter_colors']);
// after json_decode:
// [
//     0 => 'green',
//     1 => 'blue'
//     ...
// ]
...
// try to convert json format, returns empty array as default value
$filters['colors'] = ch::fromJSON(ch::getArrayValue('filter_colors', $_GET, []));
...
// get first color in colors. Sets empty string as default value
$firstColor = (int) ch::getFirstValue('colors', $filters, '');

// run filter by first color if necessary
if (ch::isFilledString($firstColor)) {
    /** @var FilterHandlerInterface $filter */
    $filterInstance = new ColorFilter();
    $idSet = $filterInstance->runFilter($firstColor);
}