keys() 공개 메소드

Indexed by their 0-based position.
public keys ( ) : array
리턴 array
예제 #1
0
 /**
  * @dataProvider orderedMaps
  */
 public function testThatOrderedMapSupportsAndPerformsIterationOfKeys(IOrderedMap $orderedMap)
 {
     $orderedmapKeys = $this->orderedMapKeyValues();
     foreach ($orderedmapKeys as $index => $key) {
         $orderedMap->set($key, $index);
     }
     foreach ($orderedMap->keys() as $key) {
         $this->assertTrue(in_array($key, $orderedmapKeys, true));
         $index = array_search($key, $orderedmapKeys, true);
         $this->assertSame($index, $orderedMap->get($key));
     }
 }