Sparkline in unicode: Difference between revisions
Added Wren
(Added Wren) |
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Line 2,461:
Series: 1.5, 0.5 3.5, 2.5 5.5, 4.5 7.5, 6.5
Sparkline: ▂▁▄▃▆▅█▇
</pre>
=={{header|Wren}}==
{{trans|Go}}
{{libheader|Wren-pattern}}
<lang ecmascript>import "io" for Stdin, Stdout
import "/pattern" for Pattern
var p = Pattern.new("[,+1/s|+1/s,|+1/s|,]")
var spark = Fn.new { |s0|
var ss = p.splitAll(s0)
var n = ss.count
var vs = List.filled(n, 0)
var min = 1/0
var max = -min
var i = 0
for (s in ss) {
var v = Num.fromString(s)
if (v.isNan || v.isInfinity) Fiber.abort("Infinities and NaN not supported.")
if (v < min) min = v
if (v > max) max = v
vs[i] = v
i = i + 1
}
var sp
if (min == max) {
sp = "▄" * n
} else {
var rs = List.filled(n, null)
var f = 8 / (max - min)
var j = 0
for (v in vs) {
var i = (f * (v - min)).floor
if (i > 7) i = 7
rs[j] = String.fromCodePoint(0x2581 + i)
j = j + 1
}
sp = rs.join()
}
return [sp, n, min, max]
}
while (true) {
System.print("Numbers please separated by spaces/commas or just press return to quit:")
Stdout.flush()
var numbers = Stdin.readLine().trim()
if (numbers == "") break
var res = spark.call(numbers)
var s = res[0]
var n = res[1]
var min = res[2]
var max = res[3]
if (n == 1) {
System.print("1 value = %(min)")
} else {
System.print("%(n) values. Min: %(min) Max: %(max)")
}
System.print(s)
System.print()
}</lang>
{{out}}
<pre>
Numbers please separated by spaces/commas or just press return to quit:
1 2 3 4 5 6 7 8 7 6 5 4 3 2 1
15 values. Min: 1 Max: 8
▁▂▃▄▅▆▇█▇▆▅▄▃▂▁
Numbers please separated by spaces/commas or just press return to quit:
1.5, 0.5 3.5, 2.5 5.5, 4.5 7.5, 6.5
8 values. Min: 0.5 Max: 7.5
▂▁▄▃▆▅█▇
Numbers please separated by spaces/commas or just press return to quit:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
24 values. Min: 1 Max: 24
▁▁▁▂▂▂▃▃▃▄▄▄▅▅▅▆▆▆▇▇▇███
Numbers please separated by spaces/commas or just press return to quit:
0 -.09 -.11 -.69 -.71 -.8
6 values. Min: -0.8 Max: 0
██▇▂▁▁
Numbers please separated by spaces/commas or just press return to quit:
3 3 3
3 values. Min: 3 Max: 3
▄▄▄
Numbers please separated by spaces/commas or just press return to quit:
1e99
1 value = 1e+99
▄
Numbers please separated by spaces/commas or just press return to quit:
</pre>
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