The ''eachday'' filter operator filters the current list to leave only the first tiddler that has a distinct value for a specified date field.
For example:
|!Filter String |!Description |
|`[eachday[created]]` |Returns a list of the first tiddler created on each distinct day |
The ''eachday'' operator can be used to group tiddlers. For example, the following wiki text creates a list of the number of tiddlers that were modified on each day: