$read » History » Version 1
Per Amundsen, 08/14/2015 01:30 PM
| 1 | 1 | Per Amundsen | _Added in 1.9.0_ |
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| 2 | |||
| 3 | *$read(filename, [ntswrp], [matchtext], [N])* |
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| 4 | |||
| 5 | Returns a single line of text from a file. |
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| 6 | |||
| 7 | _See also [[$readn]]._ |
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| 8 | |||
| 9 | *Parameters* |
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| 10 | |||
| 11 | filename - Filename to read. |
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| 12 | [ntswrp] - (optional) |
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| 13 | <pre> |
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| 14 | n - Don't evaluate any identifiers in the line. |
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| 15 | t - Treat the first line as a plain text, even if it's a number. |
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| 16 | s - Search for matchtext. |
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| 17 | w - Search for matchtext as a wildmatch. |
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| 18 | r - Search for matchtext as a regular expression. |
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| 19 | p - Treat command | separators as such instead of as plain text. |
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| 20 | </pre> |
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| 21 | |||
| 22 | [matchtext] - Matchtext to search. (optional) |
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| 23 | [N] - The Nth line. |
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| 24 | |||
| 25 | *Example* |
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| 26 | |||
| 27 | <pre> |
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| 28 | ; Prints a random line from the file 'file.txt'. |
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| 29 | //echo $read(file.txt) |
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| 30 | |||
| 31 | ; Prints line '10' from the file 'file,txt. |
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| 32 | //echo $read(file.txt, 10) |
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| 33 | |||
| 34 | ; Searches file 'file,txt for a line beginning with the text 'Hello World' and prints the text following the match value. |
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| 35 | //echo $read(file.txt, s, Hello World) |
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| 36 | |||
| 37 | ; Searches file 'file.txt' for a line matching the wildmatch '*Hello World*' and prints it. |
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| 38 | //echo $read(file.txt, w, *Hello World*) |
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| 39 | </pre> |