1. Go to this page and download the library: Download gamez/typed-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/ */
gamez / typed-collection example snippets
class Person
{
public $name;
public function __construct($name)
{
$this->name = $name;
}
}
$taylor = new Person('Taylor');
$jeffrey = new Person('Jeffrey');
use Gamez\Illuminate\Support\TypedCollection;
class People extends TypedCollection
{
protected static $allowedTypes = [Person::class];
}
$people = People::make([$taylor, $jeffrey])
->each(function (Person $person) {
printf("This is %s.\n", $person->name);
});
/* Output:
This is Taylor.
This is Jeffrey.
*/
try {
People::make('Not a person');
} catch (InvalidArgumentException $e) {
echo $e->getMessage().PHP_EOL;
}
/* Output:
Output: A People collection only accepts items of the following type(s): Person.
*/
use Gamez\Illuminate\Support\LazyTypedCollection;
class LazyPeople extends LazyTypedCollection
{
protected static $allowedTypes = [Person::class];
}
$lazyPeople = LazyPeople::make([$taylor, $jeffrey])
->each(function (Person $person) {
printf("This is %s.\n", $person->name);
});
/* Output:
This is Lazy Taylor.
This is Lazy Jeffrey.
*/
try {
LazyPeople::make('Nope!');
} catch (InvalidArgumentException $e) {
echo $e->getMessage().PHP_EOL;
}
/* Output:
Output: A People collection only accepts objects of the following type(s): Person.
*/
$dateTimes = typedCollect([new DateTime(), new DateTime()], DateTimeInterface::class);
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