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include/STR.h

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+// This file is part of libigl, a simple c++ geometry processing library.
+// 
+// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
+// 
+// This Source Code Form is subject to the terms of the Mozilla Public License 
+// v. 2.0. If a copy of the MPL was not distributed with this file, You can 
+// obtain one at http://mozilla.org/MPL/2.0/.
+#ifndef IGL_STR_H
+#define IGL_STR_H
+// http://stackoverflow.com/a/2433143/148668
+#include <string>
+#include <sstream>
+// Suppose you have a function:
+//   void func(std::string c);
+// Then you can write:
+//   func(STR("foo"<<1<<"bar"));
+#define STR(X) static_cast<std::ostringstream&>(std::ostringstream().flush() << X).str()
+#endif