MongoDB\BSON\PackedArray::offsetExists
Returns whether a index is present in the array
説明
final public bool MongoDB\BSON\PackedArray::offsetExists(mixed $key)
パラメータ
-
key
-
The index to look for in the array.
戻り値
Returns true if the index is present in the array and false otherwise.
参考
- ArrayAccess::offsetExists
- MongoDB\BSON\PackedArray::has