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extern/stdcxx/4.2.1/examples/manual/stack.cpp

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+/**************************************************************************
+ *
+ * stack.cpp - Example program of stack. See Class Reference Section
+ *
+ * $Id: stack.cpp 550991 2007-06-26 23:58:07Z sebor $
+ *
+ ***************************************************************************
+ *
+ * Licensed to the Apache Software  Foundation (ASF) under one or more
+ * contributor  license agreements.  See  the NOTICE  file distributed
+ * with  this  work  for  additional information  regarding  copyright
+ * ownership.   The ASF  licenses this  file to  you under  the Apache
+ * License, Version  2.0 (the  "License"); you may  not use  this file
+ * except in  compliance with the License.   You may obtain  a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the  License is distributed on an  "AS IS" BASIS,
+ * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY  KIND, either  express or
+ * implied.   See  the License  for  the  specific language  governing
+ * permissions and limitations under the License.
+ *
+ * Copyright 1994-2006 Rogue Wave Software.
+ * 
+ **************************************************************************/
+
+#include <stack>
+#include <vector>
+#include <deque>
+#include <string>
+#include <iostream>
+
+int main ()
+{
+#ifndef _RWSTD_NO_NAMESPACE
+  using namespace std;
+#endif
+
+  //
+  // Make a stack using a vector container.
+  //
+  stack<int,vector<int,allocator<int> > > s;
+  //
+  // Push a couple of values on the stack.
+  //
+  s.push(1);
+  s.push(2);
+  cout << s.top() << endl;
+  //
+  // Now pop them off.
+  //
+  s.pop();
+  cout << s.top() << endl;
+  s.pop();
+  //
+  // Make a stack of strings using a deque.
+  //
+  stack<string,deque<string,allocator<string> > > ss;
+  //
+  // Push a bunch of strings on then pop them off.
+  //
+  int i;
+  for (i = 0; i < 10; i++)
+  {
+    ss.push(string(i+1,'a'));
+    cout << ss.top() << endl;
+  }
+  for (i = 0; i < 10; i++)
+  {
+    cout << ss.top() << endl;
+    ss.pop();
+  }
+
+  return 0;
+}