diff --git a/libs/weed/example/remove_space.cpp b/libs/weed/example/remove_space.cpp
new file mode 100644
index 00000000..23600f52
--- /dev/null
+++ b/libs/weed/example/remove_space.cpp
@@ -0,0 +1,36 @@
+//
+// Sprout C++ Library
+//
+// Copyright (c) 2012
+// bolero-MURAKAMI : http://d.hatena.ne.jp/boleros/
+// osyo-manga : http://d.hatena.ne.jp/osyo-manga/
+// 
+// Readme:
+// https://github.com/osyo-manga/cpp-half/blob/master/README
+//
+// License:
+// Boost Software License - Version 1.0
+// <http://www.boost.org/LICENSE_1_0.txt>
+//
+#include <sprout/weed.hpp>
+
+
+int
+main(){
+	namespace w = sprout::weed;
+	
+	static constexpr auto max_string_size = 32;
+	static constexpr auto space = *w::omit[ w::space ];
+	static constexpr auto remove_space = *w::lim<max_string_size>(space >> w::char_);
+	
+	static constexpr auto source = sprout::to_string("  homu  :  mami=   10 ");
+	static constexpr auto result = w::parse(
+		sprout::begin(source), sprout::end(source),
+		remove_space
+	);
+
+	static_assert(result.success(), "fail remove_space parse");
+	static_assert(result.attr() == "homu:mami=10", "");
+
+	return 0;
+}