MongoDB\BSON\PackedArray::has
(mongodb >=1.16.0)
MongoDB\BSON\PackedArray::has — Returns whether a index is present in the array
说明
final public MongoDB\BSON\PackedArray::has(
int $index):
bool
参数
index (int)-
The index to look for in the array.
返回值
Returns true if the index is present in the array and false otherwise.
