Sparkline in unicode: Difference between revisions

=={{header|Julia}}==

<lang Julia>

function sparklineit(a)

const sparkchars = '\u2581':'\u2588'

const dyn = length(sparkchars)

(lo, hi) = extrema(a)

b = max(iceil(dyn*(a-lo)/(hi-lo)), 1)

return join(sparkchars[b], "")

end

function getnumbers(s)

a = split(s, r"[,,\s]+")

a = try

map(parseint, a)

catch

map(parsefloat, a)

end

end

test = getnumbers("1 2 3 4 5 6 7 8 7 6 5 4 3 2 1")

println(test, " => ", sparklineit(test))

test = getnumbers("1.5, 0.5 3.5, 2.5 5.5, 4.5 7.5, 6.5")

println(test, " => ", sparklineit(test))

</lang>

{{out}}

<pre>

[1,2,3,4,5,6,7,8,7,6,5,4,3,2,1] => ▁▂▃▄▅▆▇█▇▆▅▄▃▂▁

[1.5,0.5,3.5,2.5,5.5,4.5,7.5,6.5] => ▂▁▄▃▆▅█▇

</pre>