Another update from ingydotnet^djgoku

Task/Increment-a-numerical-string/Eiffel/increment-a-numerical-string.e

@@ -1,17 +1,22 @@
 class
 	APPLICATION
-inherit
-	ARGUMENTS
+
 create
 	make
-feature {NONE} -- Initialization
-make
-	do
-		inc("23")
-	end
 
-inc(s:STRING)
-	do
-	        io.put_string (s.to_integer.plus (1).out)
-	end
+feature {NONE}
+
+	make
+		do
+			io.put_string (increment_numerical_string ("7"))
+			io.new_line
+			io.put_string (increment_numerical_string ("99"))
+		end
+
+	increment_numerical_string (s: STRING): STRING
+			-- String 's' incremented by one.
+		do
+			Result := s.to_integer.plus (1).out
+		end
+
 end

Task/Increment-a-numerical-string/Elixir/increment-a-numerical-string-1.elixir

@@ -0,0 +1,6 @@
+increment1 = fn n -> to_string(String.to_integer(n) + 1) end
+# Or piped
+increment2 = fn n -> n |> String.to_integer |> +1 |> to_string end
+
+increment1.("1")
+increment2.("100")

Task/Increment-a-numerical-string/Elixir/increment-a-numerical-string-2.elixir

@@ -0,0 +1,2 @@
+iex(1)> (List.to_integer('12345') + 1) |> to_char_list
+'12346'

Task/Increment-a-numerical-string/Julia/increment-a-numerical-string.julia

@@ -1 +1 @@
-+(s::String, n::Integer) = string(parseint(typeof(n), s) + n)
++(s::String, n::Integer) = string(parse(Int, s) + n)

Task/Increment-a-numerical-string/Rust/increment-a-numerical-string.rust

@@ -1,8 +1,9 @@
-// rust 0.9-pre
+fn next_string(input: &str) -> String {
+    (input.parse::<i64>().unwrap() + 1).to_string()
+}
 
 fn main() {
     let s = "-1";
-    let s = (from_str::<int>(s).unwrap() + 1).to_str();
-    assert_eq!(s, ~"0");
-    println(s);
+    let s2 = next_string(s);
+    println!("{:?}", s2);
 }