MongoDB\Driver\Cursor::valid
(mongodb >=1.9.0)
MongoDB\Driver\Cursor::valid — Checks if the current position in the cursor is valid
说明
参数
此函数没有参数。
返回值
true if the current cursor position is valid, false otherwise.
参见
- Iterator::valid() - 检查当前位置是否有效
add a note
User Contributed Notes
There are no user contributed notes for this page.
