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Task/Non-decimal-radices-Convert/Phix/non-decimal-radices-convert.phix

@@ -0,0 +1,37 @@
+function to_base(integer i, integer base)
+integer c
+sequence s = ""
+    while i>0 do
+        c = remainder(i,base)
+        if c<10 then
+            c += '0'
+        else
+            c += 'a'-10
+        end if
+        s = prepend(s,c)
+        i = floor(i/base)
+    end while
+
+    if length(s) = 0 then
+        s = "0"
+    end if
+
+    return s
+end function
+
+function from_base(string s, integer base)
+integer res = 0, c
+    for i=1 to length(s) do
+        c = s[i]
+        if c>='0' and c<='9' then
+            c -= '0'
+        else
+            c -= 'a'-10
+        end if
+        res = res*base+c
+    end for
+    return res
+end function
+
+?to_base(256,16)
+?from_base("100",16)