Bset » History » Version 11
Per Amundsen, 02/15/2023 11:07 AM
1 | 1 | Per Amundsen | _Added in 1.9.0_ |
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3 | 9 | Per Amundsen | */bset [-tacz] <&binvar> <N> <asciivalue> [asciivalue ... asciivalue]* |
4 | 1 | Per Amundsen | |
5 | Sets the <N>th byte in binary variable &binvar to the specified ascii value. |
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6 | |||
7 | 5 | Per Amundsen | _If N = -1, the data is added to the end of the variable._ |
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9 | 1 | Per Amundsen | If the &binvar docent exists it is created. |
10 | If <N> is larger than the size of &binvar it will be zero filled up to <N> bytes. |
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11 | 2 | Per Amundsen | If you specify multiple "ASCII":http://www.asciitable.com/ values, they are copied to successive positions after byte position N. |
12 | 1 | Per Amundsen | |
13 | *Switches* |
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15 | 11 | Per Amundsen | table(ktable). |
16 | |*Switch*|*Description*| |
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17 | | -t | Treat values a plain text. | |
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18 | | -a | Disables UTF-8 encoding of characters in the range 0-255, as long as the text contains no characters > 255. | |
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19 | | -c | Chops the &binvar at the end of the copied bytes. | |
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20 | | -z | Creates new or truncates existing &binvar at zero length. | |
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21 | 1 | Per Amundsen | |
22 | 10 | Per Amundsen | *Parameters* |
23 | 1 | Per Amundsen | |
24 | 11 | Per Amundsen | table(ktable). |
25 | |*Parameter*|*Description*| |
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26 | | <&binvar> | The &binvar to modify. | |
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27 | | <N> | The byte to modify. (one based) | |
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28 | | <asciivalue> | The "ASCII":http://www.asciitable.com/ value to insert. | |
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29 | 1 | Per Amundsen | |
30 | *Example* |
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31 | |||
32 | <pre> |
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33 | alias example { |
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34 | 2 | Per Amundsen | ; Create a binary variable set it to "This is fun!" |
35 | 1 | Per Amundsen | bset -t &Example 1 This is fun! |
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37 | 2 | Per Amundsen | ; Print out the content of the variable |
38 | 1 | Per Amundsen | echo -a $bvar(&Example, 1-).text |
39 | } |
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40 | </pre> |