Fopen » History » Version 4
Per Amundsen, 02/22/2023 04:52 PM
| 1 | 1 | Per Amundsen | _Added in 1.8.10_ |
|---|---|---|---|
| 2 | |||
| 3 | 2 | Per Amundsen | */fopen [-nox] <handle> <filename>* |
| 4 | 1 | Per Amundsen | |
| 5 | Opens the specified file and assigns a name to it for later reference. The open fails if the file does not exist. |
||
| 6 | |||
| 7 | 4 | Per Amundsen | _See also [[/fclose]], [[/fwrite]], [[/fseek]], [[/flist]], [[$fread]], [[$fgetc]], [[$feof]], [[$ferr]], [[$fopen]]._ |
| 8 | |||
| 9 | 1 | Per Amundsen | *Switches* |
| 10 | |||
| 11 | 3 | Per Amundsen | table(ktable). |
| 12 | |*Switch*|*Description*| |
||
| 13 | | -n | Creates the file if it does not exists, fails if the file exists. | |
||
| 14 | | -o | Creates a new file, overwrites if it exists. | |
||
| 15 | | -x | Opens the file in exclusive access. | |
||
| 16 | 1 | Per Amundsen | |
| 17 | *Parameters* |
||
| 18 | |||
| 19 | 3 | Per Amundsen | table(ktable). |
| 20 | |*Parameter*|*Description*| |
||
| 21 | | <handle> | Handle to assign the file. | |
||
| 22 | | <filename> | Path/Filename to open. | |
||
| 23 | 1 | Per Amundsen | |
| 24 | *Example* |
||
| 25 | |||
| 26 | <pre> |
||
| 27 | alias fopen_example { |
||
| 28 | ;Open hello.txt file. |
||
| 29 | /fopen -n h hello.txt |
||
| 30 | |||
| 31 | ;Error check |
||
| 32 | if ($ferr) { |
||
| 33 | /echo -sce info * /fopen_example: $err |
||
| 34 | /halt |
||
| 35 | } |
||
| 36 | |||
| 37 | ;Write 'Hello There' to the file. |
||
| 38 | /fwrite h Hello There |
||
| 39 | |||
| 40 | ;Close the handle. |
||
| 41 | /fclose h |
||
| 42 | |||
| 43 | ;Open file in default editor. |
||
| 44 | /run hello.txt |
||
| 45 | } |
||
| 46 | </pre> |