MongoCursor::key

(PECL mongo >=0.9.0)

MongoCursor::key — Returns the current result's _id, or its index within the result set

Description

public MongoCursor::key(): string|int

Parameters

This function has no parameters.

Return Values

The current result's _id as a string. If the result has no _id, its numeric index within the result set will be returned as an integer.

See Also

  • Iterator::key()