With/ru: what changed
Revision 0 to 1. Removed lines have a minus sign; added lines have a plus sign.
Title: With/ru
| Old | New | Line | |
|---|---|---|---|
| 1 | + | [[Reserved word/ru|Зарезервированное слово]] **with** предназначено для сокращенного написания типа [[Record/ru|запись (структура)]]. Оно используется совместно с ключевым словом [[Do/ru|do]]. | |
| 2 | + | ||
| 3 | + | Пример: | |
| 4 | + | ||
| 5 | + | ``` pascal | |
| 6 | + | // Объявление записи (структуры) | |
| 7 | + | type | |
| 8 | + | TreRecord = record | |
| 9 | + | strValue: string; | |
| 10 | + | intValue: integer; | |
| 11 | + | dblValue: double; | |
| 12 | + | end; | |
| 13 | + | ||
| 14 | + | var | |
| 15 | + | reRecord: TreRecord; // Объявляем переменную типа "запись" | |
| 16 | + | ||
| 17 | + | begin | |
| 18 | + | ... | |
| 19 | + | ||
| 20 | + | // стандартное обращение к полям записи: | |
| 21 | + | reRecord.strValue := 'Test'; | |
| 22 | + | reRecord.intValue := 5; | |
| 23 | + | reRecord.dblValue := 4.2; | |
| 24 | + | ||
| 25 | + | // с использованием слова "with" | |
| 26 | + | with reRecord do | |
| 27 | + | begin | |
| 28 | + | strValue := 'Test'; | |
| 29 | + | intValue := 5; | |
| 30 | + | dblValue := 4.2; | |
| 31 | + | end; | |
| 32 | + | ... | |
| 33 | + | end; | |
| 34 | + | ``` | |
| 35 | + | ||
| 36 | + | --- | |
| 37 | + | *From the Free Pascal wiki, page "With/ru", as it stood on 2020-03-04 after a change by Trev, out of the wiki's dump of 2024-05-26. Copyright stays with the author who wrote it, according to the old wiki's [[Licensing]] page. If you have concerns about this material, [message the admin](/wiki-contact).* |