public function where(callable $filter)
{
$filtered = [];
foreach ($this->array as $key => $value) {
if ($filter($key, $value) === true) {
$filtered[$key] = $value;
}
}
return $filtered;
}
public function testWhere() { $data = []; $a = new ArrayWrapper(['value1' => 1, 'value2' => 2]); $filtered = $a->where(function ($key, $value) { return $value > 1; }); $this->assertCount(1, $filtered); }