Vigenère cipher: Difference between revisions

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@@ Line 3,362: / Line 3,362: @@
 {{trans|C}}
 <lang zkl>fcn encipher(src,key,is_encode){
+   upperCase:=["A".."Z"].pump(String);
-   src=src.toUpper().inCommon(Utils.Helpers.upperLetters);  // only uppercase
-   key=key.toUpper().inCommon(Utils.Helpers.upperLetters).pump(List,"toAsc");
+   src=src.toUpper().inCommon(upperCase);  // only uppercase
+   key=key.toUpper().inCommon(upperCase).pump(List,"toAsc");
    const A="A".toAsc();