PHP T4\Core Collection::map示例

示例#1

文件： CollectionTest.php 项目： RayManOff/t4

 public function testMap()
 {
     $collection = new Collection([1, 2, 3]);
     $result = $collection->map(function ($x) {
         return $x * 2;
     });
     $expected = new Collection([2, 4, 6]);
     $this->assertEquals(array_values($expected->toArray()), array_values($result->toArray()));
 }