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add extension command doc

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zawz 2021-06-08 16:25:20 +02:00
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README.md
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@ -8,7 +8,7 @@ Extended shell linker for linking, processing and minifying shell code
### zpkg
Available from the `zpkg` repository:
Available from the [zpkg](https://github.com/zawwz/zpkg) repository:
```shell
wget -qO- https://zpkg.zawz.net/install.sh | sh
zpkg install lxsh
@ -122,6 +122,11 @@ these features will continue working with undesired behavior.
Array argument with `[@]` does not expand into the desired multiple arguments.
## Extension commands
If you use the `#!/usr/bin/lxsh` shebang, you can use special lxsh-defined commands.
To list such commands, see `lxsh --help-extend-fcts`
## String processors
You can use prefixes in singlequote strings to apply processing to the string contents. <br>