RosettaCodeData/Task/Binary-digits/AWK/binary-digits.awk

24 lines
368 B
Awk

BEGIN {
print tobinary(5)
print tobinary(50)
print tobinary(9000)
}
function tobinary(num) {
outstr = ""
l = num
while ( l ) {
if ( l%2 == 0 ) {
outstr = "0" outstr
} else {
outstr = "1" outstr
}
l = int(l/2)
}
# Make sure we output a zero for a value of zero
if ( outstr == "" ) {
outstr = "0"
}
return outstr
}