[ Version ( since = "2.2" ) ]
public unowned SourceMark? prev (string category)
Returns the previous SourceMark in the buffer or null if the mark was not added to a buffer.
If there is no previous mark, null is returned.
If category is null, looks for marks of any category
| this |
a SourceMark. |
| category |
a string specifying the mark category, or null. |
|
the previous SourceMark, or null. |