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Basic Pascal Tutorial/Chapter 2/EOLN and EOF: what changed

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Title: Basic Pascal Tutorial/Chapter 2/EOLN and EOF

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1+2E - EOLN and EOF (author: Tao Yue, state: unchanged)
2+
3+`EOLN` is a Boolean function that is `TRUE` when you have reached the end of a line in an open input file.
4+
5+``` pascal
6+eoln (file_variable)
7+```
8+
9+If you want to test to see if the standard input (the keyboard) is at an end-of-line, simply issue `eoln` without any parameters. This is similar to the way in which `read` and `write` use the console (keyboard and screen) if called without a file parameter.
10+
11+``` pascal
12+eoln
13+```
14+
15+`EOF` is a Boolean function that is `TRUE` when you have reached the end of the file.
16+
17+``` pascal
18+eof (file_variable)
19+```
20+
21+Usually, you don't type the `end-of-file` character from the keyboard. On DOS/Windows machines, the character is `Control-Z`. On UNIX/Linux machines, the character is `Control-D`.
22+
23+---
24+*From the Free Pascal wiki, page "Basic Pascal Tutorial/Chapter 2/EOLN and EOF", as it stood on 2022-08-20 after a change by Kai Burghardt, 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).*

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