add lsb and msb methods to Int

Raku · May 29, 2013 · 4f0895b · 4f0895b
1 parent 346540c
commit 4f0895b
Showing 1 changed file with 14 additions and 2 deletions.
diff --git a/S32-setting-library/Numeric.pod b/S32-setting-library/Numeric.pod
@@ -19,8 +19,8 @@ DRAFT: Synopsis 32: Setting Library - Numeric
 
     Created: 19 Mar 2009 extracted from S29-functions.pod
 
-    Last Modified: 20 Sept 2012
-    Version: 16
+    Last Modified: 29 Sept 2013
+    Version: 17
 
 The document is a draft.
 
@@ -492,6 +492,18 @@ if such is necessary.)
 
 Returns False if C<$x> is known not to be a prime.
 
+=item lsb
+
+ multi method lsb ( Int $x: ) is export
+
+Returns the least significant bit position, where 0 is where the 1 bit is, 1 is where the 2 bit is, and so on.
+
+=item msb
+
+ multi method msb ( Int $x: ) is export
+
+Returns the most significant bit position, that is, the base 2 log of the top bit.
+
 =back
 
 =head2 Rat