$readn » History » Version 1
Per Amundsen, 08/14/2015 01:33 PM
| 1 | 1 | Per Amundsen | _Added in 1.9.0_ |
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| 2 | |||
| 3 | *$readn* |
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| 4 | |||
| 5 | Returns the line number that was matched in a previous call to [[$read]]. If no match was found, [[$readn]] is set to zero. |
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| 6 | |||
| 7 | *Example* |
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| 8 | |||
| 9 | <pre> |
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| 10 | ; Read a random line from the file 'file.txt'. |
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| 11 | //noop $read(file.txt) |
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| 12 | |||
| 13 | ; Print the line number from the last $read. |
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| 14 | //echo -ag Line number from the last read was: $readn |
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| 15 | </pre> |