> listextract:
> listextract:
> listextract: fail
-> Failed: "extract" failed and "fail" requested
+> Failed: "listextract" failed and "fail" requested
>
> sort: 1:2:3:4
> sort: 4,3,2,1
> substr:
> str2b64:YWJjZA==
> str2b64:VGhlIHF1aWNrIGJyb3duIAogZm94
+> base64: YWJjZA==
+> base64: VGhlIHF1aWNrIGJyb3duIAogZm94
+> base64d:abcd
+> base64d:The quick brown
+ fox
> strlen: 0
> strlen: 1
> strlen: 8