AFTER: string testing append ;
BEFORE: array testing over prefix "a" set ;
-{ V{ 3 2 1 } } [ 3 V{ 1 2 3 } testing ] unit-test
-{ "heyyeh" } [ 4 "yeh" testing ] unit-test
-{ { 4 2 0 } } [ 5 { 0 2 4 } testing ] unit-test
-{ { 5 0 2 4 } } [ "a" get ] unit-test
+[ V{ 3 2 1 } ] [ 3 V{ 1 2 3 } testing ] unit-test
+[ "heyyeh" ] [ 4 "yeh" testing ] unit-test
+[ { 4 2 0 } ] [ 5 { 0 2 4 } testing ] unit-test
+[ { 5 0 2 4 } ] [ "a" get ] unit-test