Mercurial > p > roundup > code
comparison doc/user_guide.txt @ 8172:6a58acc3f39f
docs: new example, summary issue2550698 - Document the logical expression search a bit
| author | John Rouillard <rouilj@ieee.org> |
|---|---|
| date | Mon, 02 Dec 2024 12:02:36 -0500 |
| parents | 188b7a549f20 |
| children | 079958914ed7 |
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| 8171:188b7a549f20 | 8172:6a58acc3f39f |
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| 474 expression: ``(not user3) and (not user1)``. Using the rules of logic, | 474 expression: ``(not user3) and (not user1)``. Using the rules of logic, |
| 475 this is the same as: ``not (user3 or user1)`` which is expressed in | 475 this is the same as: ``not (user3 or user1)`` which is expressed in |
| 476 RPN as ``creator=3,1,-4,-2``. Compare this to ``creator=3,1,-2`` which | 476 RPN as ``creator=3,1,-4,-2``. Compare this to ``creator=3,1,-2`` which |
| 477 returns issues created by user3 or any user other than user1. | 477 returns issues created by user3 or any user other than user1. |
| 478 | 478 |
| 479 Another example, useful when filtering issues, is: | |
| 480 | |
| 481 keyword=-1,-2,1,8,-3,-2,-3 | |
| 482 | |
| 483 which returns issues that have one or more keywords set and the issue | |
| 484 does not have keyword1 and keyword8 both set. In more standard infix | |
| 485 form: | |
| 486 | |
| 487 not empty and not (keyword1 and keyword8) | |
| 488 | |
| 479 Typing these expressions manually can be tiresome, so there's an | 489 Typing these expressions manually can be tiresome, so there's an |
| 480 expression editor on the search page. You can access it by clicking on | 490 expression editor on the search page. You can access it by clicking on |
| 481 the ``(expr)`` link, which makes creating these expressions a bit | 491 the ``(expr)`` link, which makes creating these expressions a bit |
| 482 easier. | 492 easier. But at least you can use this info to understand the search |
| 493 syntax in the URL. | |
| 483 | 494 |
| 484 Using the Classhelper | 495 Using the Classhelper |
| 485 --------------------- | 496 --------------------- |
| 486 | 497 |
| 487 The classhelper makes finding the id number or name for linked items | 498 The classhelper makes finding the id number or name for linked items |