PHP code example of phrity / util-accessor

    
        
<?php
require_once('vendor/autoload.php');

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

    

phrity / util-accessor example snippets

use Phrity\Util\Accessor;

$subject = [
    'string-val' => 'A string',
    'assoc-array-val' => [
        'string-val' => 'Another string',
    ],
    'num-array-val' => [
        'a',
    ],
    'object-val' => (object)[
        'string-val' => 'Yet another string',
    ],
];

$accessor = new Accessor();

$accessor->get($subject, 'string-val'); // => "A string"
$accessor->get($subject, 'assoc-array-val'); // => ['string-val' => "Another string"]
$accessor->get($subject, 'assoc-array-val/string-val'); // => "Another string"
$accessor->get($subject, 'num-array-val/0'); // => "a"
$accessor->get($subject, 'object-val/string-val'); // => "Yet another string"

$accessor->has($subject, 'assoc-array-val/string-val'); // => true
$accessor->has($subject, 'assoc-array-val/non-exising'); // => false

use Phrity\Util\Accessor;

$subject = [
    'string-val' => 'A string',
];

$accessor = new Accessor();

$accessor->get($subject, 'non-existing'); // => null
$accessor->get($subject, 'non-existing', 'My default'); // => "My default"

use Phrity\Util\Accessor;
use Phrity\Util\Transformer\Type;

$subject = [
    'float-val' => 12.34,
    'assoc-array-val' => [
        'string-val' => 'Another string',
    ],
];

$accessor = new Accessor();

$accessor->get($subject, 'float-val', coerce: Type::STRING); // Return flaot as string
$accessor->get($subject, 'assoc-array-val', coerce: Type::OBJECT); // Return array as object

use Phrity\Util\Accessor;
use Phrity\Util\Transformer\{
    FirstMatchResolver,
    EnumConverter,
    StringableConverter,
    BasicTypeConverter,
};

$transformer = new FirstMatchResolver([
    new EnumConverter(),
    new StringableConverter(),
    new BasicTypeConverter(),
]);
$accessor = new Accessor(transformer: $transformer);

use Phrity\Util\Accessor;

$subject = [
    'string-val' => 'A string',
];

$accessor = new Accessor();

$subject = $accessor->set($subject, 'string-val', 'Replaced value');
$subject = $accessor->set($subject, 'non-existing', 'Added value');
// $subject => ['string-val' => 'Replaced value', 'non-existing' => 'Added value']

use Phrity\Util\Accessor;

$subject = [
    'object-val' => (object)[
        'string-val' => 'A string',
    ],
];

$accessor = new Accessor('.');

$accessor->get($subject, 'object-val.string-val'); // => "A string"
$accessor->has($subject, 'object-val.string-val'); // => true

use Phrity\Util\PathAccessor;

$subject_1 = [
    'object-val' => (object)[
        'string-val' => 'A string',
    ],
];
$subject_2 = [
    'object-val' => (object)[
        'string-val' => 'Another string',
    ],
];

$accessor = new PathAccessor('object-val/string-val');

$accessor->get($subject_1); // => "A string"
$accessor->get($subject_2); // => "Another string"
$subject_1 = $accessor->set($subject_1, 'Replaced value');
$subject_2 = $accessor->set($subject_2, 'Replaced value');

use Phrity\Util\DataAccessor;

$subject = [
    'object-val' => (object)[
        'string-val' => 'A string',
        'int-val' => 23,
    ],
];


$accessor = new DataAccessor(subject);

$accessor->get('object-val/string-val'); // => "A string"
$accessor->get('object-val/int-val'); // => 23
$accessor->set('object-val/string-val', 'Replaced string');
$accessor->set('object-val/int-val', 48);

use Phrity\Util\AccessorTrait;

class MyClass
{
    use AccessorTrait;

    public function doThings(): void
    {
        $my_data = ['array-val' => ['string-val' => 'A string']];
        $exists = $this->accessorHas($my_data, ['array-val', 'string-val']);
        $something = $this->accessorGet($my_data, ['array-val', 'string-val'], 'My default');

        $my_path = $this->accessorParsePath('array-val#string-val', '#');
        $exists = $this->accessorHas($my_data, $my_path);
        $something = $this->accessorGet($my_data, $my_path, 'My default');
        $modified = $this->accessorSet($my_data, $my_path, 'My new value');
    }
}