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 <span id="projectnumber">3.0</span>
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template<template< typename U, typename V, typename...Args > class ObjectType = std::map, template< typename U, typename...Args > class ArrayType = std::vector, class StringType = std::string, class BooleanType = bool, class NumberIntegerType = int64_t, class NumberFloatType = double, template< typename U > class AllocatorType = std::allocator> </div>
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<td class="memname"><a class="el" href="classnlohmann_1_1basic__json.html">nlohmann::basic_json</a>::<a class="el" href="classnlohmann_1_1basic__json.html">basic_json</a> </td>
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<td>(</td>
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<td class="paramtype">const <a class="el" href="classnlohmann_1_1basic__json_ac82abedf356d252e0589850c3d8b35ba.html#ac82abedf356d252e0589850c3d8b35ba">array_t</a> & </td>
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<td class="paramname"><em>value</em></td><td>)</td>
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<p>Create an array JSON value with a given content.</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramdir">[in]</td><td class="paramname">value</td><td>a value for the array</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section user"><dt>Complexity</dt><dd>Linear in the size of the passed <em>value</em>.</dd></dl>
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<dl class="exception"><dt>Exceptions</dt><dd>
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<table class="exception">
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<tr><td class="paramname">std::bad_alloc</td><td>if allocation for array value fails (thrown by the constructor of <a class="el" href="unionnlohmann_1_1basic__json_1_1json__value.html">json_value</a>)</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section user"><dt>Example</dt><dd>The following code shows the constructor with an <a class="el" href="classnlohmann_1_1basic__json_ac82abedf356d252e0589850c3d8b35ba.html#ac82abedf356d252e0589850c3d8b35ba">array_t</a> parameter. <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#include <json.hpp></span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> </div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="keyword">using namespace </span><a class="code" href="namespacenlohmann.html">nlohmann</a>;</div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> </div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="keywordtype">int</span> main()</div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> {</div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>  <span class="comment">// create an array_t value</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>  <a class="code" href="classnlohmann_1_1basic__json_ac82abedf356d252e0589850c3d8b35ba.html#ac82abedf356d252e0589850c3d8b35ba">json::array_t</a> value = {<span class="stringliteral">"one"</span>, <span class="stringliteral">"two"</span>, 3, 4.5, <span class="keyword">false</span>};</div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  <span class="comment">// create a JSON array from the value</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  <a class="code" href="classnlohmann_1_1basic__json.html">json</a> j(value);</div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  <span class="comment">// serialize the JSON array</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  std::cout << j << <span class="charliteral">'\n'</span>;</div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> }</div>
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<div class="ttc" id="classnlohmann_1_1basic__json_ac82abedf356d252e0589850c3d8b35ba_html_ac82abedf356d252e0589850c3d8b35ba"><div class="ttname"><a href="classnlohmann_1_1basic__json_ac82abedf356d252e0589850c3d8b35ba.html#ac82abedf356d252e0589850c3d8b35ba">nlohmann::basic_json::array_t</a></div><div class="ttdeci">ArrayType< basic_json, AllocatorType< basic_json >> array_t</div><div class="ttdoc">a type for an array </div><div class="ttdef"><b>Definition:</b> json.hpp:189</div></div>
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<div class="ttc" id="classnlohmann_1_1basic__json_html"><div class="ttname"><a href="classnlohmann_1_1basic__json.html">nlohmann::basic_json</a></div><div class="ttdoc">a class to store JSON values </div><div class="ttdef"><b>Definition:</b> json.hpp:121</div></div>
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<div class="ttc" id="namespacenlohmann_html"><div class="ttname"><a href="namespacenlohmann.html">nlohmann</a></div><div class="ttdoc">namespace for Niels Lohmann </div><div class="ttdef"><b>Definition:</b> json.hpp:56</div></div>
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</div><!-- fragment --> Output: <pre class="fragment">["one","two",3,4.5,false]
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</pre> The example code above can be translated with<pre class="fragment">g++ -std=c++11 -Isrc doc/examples/basic_json__array_t.cpp -o basic_json__array_t </pre>.</dd></dl>
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<dl class="section see"><dt>See also</dt><dd><a class="el" href="classnlohmann_1_1basic__json_ad7067a1a8ad2d88125915ada6d4d79b7.html#ad7067a1a8ad2d88125915ada6d4d79b7" title="create an array (implicit) ">basic_json(const CompatibleArrayType&)</a> </dd></dl>
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<li class="footer">Generated on Mon Jun 22 2015 23:22:00 for JSON for Modern C++ by
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<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.9.1 </li>
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