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<html><!-- #BeginTemplate "/Templates/tmpl.dwt" --><!-- DW6 --><head><!-- #BeginEditable "doctitle" --> <title>PTypes: streams: outmemory</title><!-- #EndEditable --> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"><link rel="stylesheet" href="styles.css"></head><body bgcolor="#FFFFFF" leftmargin="40" marginwidth="40"><p><a href="../index.html"><img src="title-20.png" width="253" height="39" alt="C++ Portable Types Library (PTypes) Version 2.0" border="0"></a> <hr size="1" noshade><!-- #BeginEditable "body" --> <p class="hpath"><a href="index.html">Top</a>: <a href="streams.html">Streams</a>: outmemory </p><blockquote> <pre class="lang">#include <pstreams.h>class outmemory: outstm { outmemory(int limit = -1); string get_strdata();}</pre></blockquote><p>Use <span class="lang">outmemory</span> to write data to a dynamic memory buffer by means of the streaming interface. <span class="lang">Outmemory</span> is derived from <a href="streams.outstm.html">outstm</a>.</p><p><span class="def">outmemory::outmemory(int limit = -1)</span> creates an <span class="lang">outmemory</span> object. The memory buffer grows as data is written to the stream. You can optionally limit the size of the memory buffer to <span class="lang">limit</span> (-1 means unlimited).</p><p><span class="def">string outmemory::get_strdata()</span> returns data written to the stream as a dynamic string and closes the stream.</p><p class="seealso">See also: <a href="streams.iobase.html">iobase</a>, <a href="streams.outstm.html">outstm</a> </p><!-- #EndEditable --><hr size="1"><a href="../index.html" class="ns">PTypes home</a></body><!-- #EndTemplate --></html>⌨️ 快捷键说明
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