> pjodrr wrote:
> It would be nice if you explained what it is you're attempting to do, rather 
> than ask for a solution for what you're thinking would do that.

To be honest that is the first thing he (tried to) do:

pjodrr wrote:
> how can I prefix every line of output of some command with a
> timestamp? 


What is wrong with the following:

prefix_with_date () 
{ 
    while read; do
        printf '%s: %s\n' "$(date)" "$REPLY";
    done
}

seq 4 | prefix_with_date
ls | prefix_with_date



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