<?php
namespace Illuminate\Tests\Support;
use stdClass;
use ArrayAccess;
use Mockery as m;
use ReflectionClass;
use JsonSerializable;
use PHPUnit\Framework\TestCase;
use Illuminate\Support\Collection;
use Illuminate\Contracts\Support\Jsonable;
use Illuminate\Contracts\Support\Arrayable;
class SupportCollectionTest extends TestCase
{
public function testFirstReturnsFirstItemInCollection()
{
$c = new Collection(['foo', 'bar']);
$this->assertEquals('foo', $c->first());
}
public function testFirstWithCallback()
{
$data = new Collection(['foo', 'bar', 'baz']);
$result = $data->first(function ($value) {
return $value === 'bar';
});
$this->assertEquals('bar', $result);
}PHP's Laravel collection library is a library for obtaining a collection. A collection is equivalent to a table.
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