mirror of
https://github.com/notwa/rc
synced 2024-05-20 10:53:23 -07:00
23 lines
438 B
Bash
Executable File
23 lines
438 B
Bash
Executable File
#!/usr/bin/env sh
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# YES_ZSH
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# YES_BASH
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# YES_DASH
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# YES_ASH
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# works with busybox tr.
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rot13() { ### @-
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### rot13 with numbers rotated as well.
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###
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### ```
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### $ rot13 <<< abc123
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### nop678
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### ```
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###
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### **NOTE:** there also exists rot13(1) programs provided by
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### the *bsdgames* and *hxtools* packages that i don't use.
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tr -- A-Za-z0-9 N-ZA-Mn-za-m5-90-4
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}
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[ -n "${preload+-}" ] || rot13 "$@"
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