shithub: snippets

ref: 1f4f888404943771791d9433de9be98ad30577fb
dir: /watch/

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#!/bin/rc
# calls a command every second, replacing its output with the new one

rfork ne
a0=''
while(){
	a=`"{$*}
	echo -n $a0 | tr -c '' '\x08'
	echo -n $a
	a0=$a
	sleep 1
}