Binary digits: Difference between revisions

=={{header|Wren}}==

<lang ecmascript>var toBinary = Fn.new { |n|

if (n == 0) return 0

var neg = false

if (n < 0) neg = true

var bin = ""

while (n > 0) {

bin = bin + "%(n%2)"

n = (n/2).floor

}

return (neg) ? "-" : "" + bin[-1 .. 0]

}

System.print("Converting to binary:")

for (i in [5, 50, 9000]) {

System.print("%(i) -> %(toBinary.call(i))")

}</lang>

{{out}}

<pre>

Converting to binary:

5 -> 101

50 -> 110010

9000 -> 10001100101000

</pre>