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-rw-r--r--src/boost/libs/yap/example/calc2b.cpp27
1 files changed, 27 insertions, 0 deletions
diff --git a/src/boost/libs/yap/example/calc2b.cpp b/src/boost/libs/yap/example/calc2b.cpp
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+// Copyright (C) 2016-2018 T. Zachary Laine
+//
+// Distributed under the Boost Software License, Version 1.0. (See
+// accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+//[ calc2b
+#include <boost/yap/expression.hpp>
+
+#include <iostream>
+
+
+int main ()
+{
+ using namespace boost::yap::literals;
+
+ // Displays "5"
+ std::cout << make_expression_function(1_p + 2.0)(3.0) << std::endl;
+
+ // Displays "6"
+ std::cout << make_expression_function(1_p * 2_p)(3.0, 2.0) << std::endl;
+
+ // Displays "0.5"
+ std::cout << make_expression_function((1_p - 2_p) / 2_p)(3.0, 2.0) << std::endl;
+
+ return 0;
+}
+//]