Re: difficult alias

On 2026-05-03 13:50, Mark J. Reed wrote:
> Also as a function you can just supply the value as a parameter 
> instead of hard coding the use of $var. you could even default to a 
> predefined named variable if no parameter is specified, e.g.
>
> tst() {
>     fold -sw 80 <<<"${1:-$var}" | sed '...'
> }
>
> Which will operate on whatever you pass to it but if you don't pass 
> anything will use the value of $var.
That is really clever.  Come to think of it, there could be cases where 
it could have that sort of utility.