linux - how to plot an array directly using plotutils -

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i'm trying plot array.. example [1.0,2.0,3.0,4.0]
know can plot files, want plot directly like:

    plot [1.0,2.0,3.0,4.0]

is possible , how??

there go..

    echo 1 2 3 4 | graph -t ps -a > plot.ps

you find in same directory can add arguments color plot , optimize it...


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