1 files changed, 11 insertions, 0 deletions
diff --git a/Help/guide/tutorial/Consumer/consumer.cxx b/Help/guide/tutorial/Consumer/consumer.cxx
new file mode 100644
index 000000000..ae7877b5a
--- /dev/null
+++ b/Help/guide/tutorial/Consumer/consumer.cxx
@@ -0,0 +1,11 @@
+// A simple function that computes the square root of a number
+#include <iostream>
+#include <sstream>
+#include <string>
+
+#include "MathFunctions.h"
+
+double string_square_root(std::string const& value)
+{
+  return mathfunctions::sqrt(std::stod(value));
+}