MongoGridFSCursor::key
(PECL mongo >=0.9.0)
MongoGridFSCursor::key — Returns the current result's filename
说明
public MongoGridFSCursor::key
( void
) : string
参数
此函数没有参数。
返回值
The current result's _id as a string.
更新日志
| 版本 | 说明 |
|---|---|
| 1.3.0 |
The document's _id is returned as a string value,
since the key should be unique. Pre-1.3.0, filename
was returned.
|
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