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Bset » History » Version 11

Per Amundsen, 02/15/2023 11:07 AM

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_Added in 1.9.0_
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*/bset [-tacz] <&binvar> <N> <asciivalue> [asciivalue ... asciivalue]*
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Sets the <N>th byte in binary variable &binvar to the specified ascii value.
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_If N = -1, the data is added to the end of the variable._
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If the &binvar docent exists it is created.
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If <N> is larger than the size of &binvar it will be zero filled up to <N> bytes.
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If you specify multiple "ASCII":http://www.asciitable.com/ values, they are copied to successive positions after byte position N.
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*Switches*
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table(ktable).
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|*Switch*|*Description*|
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| -t | Treat values a plain text. |
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| -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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| -c | Chops the &binvar at the end of the copied bytes. |
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| -z | Creates new or truncates existing &binvar at zero length. |
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*Parameters*
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table(ktable).
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|*Parameter*|*Description*|
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| <&binvar> | The &binvar to modify. |
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| <N> | The byte to modify. (one based) |
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| <asciivalue> | The "ASCII":http://www.asciitable.com/ value to insert. |
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*Example*
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<pre>
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alias example {
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  ; Create a binary variable set it to "This is fun!"
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  bset -t &Example 1 This is fun!
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  ; Print out the content of the variable
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  echo -a $bvar(&Example, 1-).text
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}
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</pre>