233 lines
18 KiB
HTML
233 lines
18 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
|
<html xmlns="http://www.w3.org/1999/xhtml">
|
|
<head>
|
|
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
|
|
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
|
|
<meta name="generator" content="Doxygen 1.8.9.1"/>
|
|
<title>JSON for Modern C++: nlohmann::basic_json::basic_json</title>
|
|
<link href="tabs.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="jquery.js"></script>
|
|
<script type="text/javascript" src="dynsections.js"></script>
|
|
<link href="navtree.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="resize.js"></script>
|
|
<script type="text/javascript" src="navtreedata.js"></script>
|
|
<script type="text/javascript" src="navtree.js"></script>
|
|
<script type="text/javascript">
|
|
$(document).ready(initResizable);
|
|
$(window).load(resizeHeight);
|
|
</script>
|
|
<link href="search/search.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="search/searchdata.js"></script>
|
|
<script type="text/javascript" src="search/search.js"></script>
|
|
<script type="text/javascript">
|
|
$(document).ready(function() { init_search(); });
|
|
</script>
|
|
<link href="doxygen.css" rel="stylesheet" type="text/css" />
|
|
<link href="mylayout.css" rel="stylesheet" type="text/css"/>
|
|
</head>
|
|
<body>
|
|
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
|
|
<div id="titlearea">
|
|
<table cellspacing="0" cellpadding="0">
|
|
<tbody>
|
|
<tr style="height: 56px;">
|
|
<td style="padding-left: 0.5em;">
|
|
<div id="projectname">JSON for Modern C++
|
|
 <span id="projectnumber">3.0</span>
|
|
</div>
|
|
</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<!-- end header part -->
|
|
<!-- Generated by Doxygen 1.8.9.1 -->
|
|
<script type="text/javascript">
|
|
var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
|
</script>
|
|
<div id="navrow1" class="tabs">
|
|
<ul class="tablist">
|
|
<li><a href="index.html"><span>Main Page</span></a></li>
|
|
<li><a href="pages.html"><span>Related Pages</span></a></li>
|
|
<li><a href="annotated.html"><span>Classes</span></a></li>
|
|
<li>
|
|
<div id="MSearchBox" class="MSearchBoxInactive">
|
|
<span class="left">
|
|
<img id="MSearchSelect" src="search/mag_sel.png"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
alt=""/>
|
|
<input type="text" id="MSearchField" value="Search" accesskey="S"
|
|
onfocus="searchBox.OnSearchFieldFocus(true)"
|
|
onblur="searchBox.OnSearchFieldFocus(false)"
|
|
onkeyup="searchBox.OnSearchFieldChange(event)"/>
|
|
</span><span class="right">
|
|
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
|
|
</span>
|
|
</div>
|
|
</li>
|
|
</ul>
|
|
</div>
|
|
</div><!-- top -->
|
|
<div id="side-nav" class="ui-resizable side-nav-resizable">
|
|
<div id="nav-tree">
|
|
<div id="nav-tree-contents">
|
|
<div id="nav-sync" class="sync"></div>
|
|
</div>
|
|
</div>
|
|
<div id="splitbar" style="-moz-user-select:none;"
|
|
class="ui-resizable-handle">
|
|
</div>
|
|
</div>
|
|
<script type="text/javascript">
|
|
$(document).ready(function(){initNavTree('classnlohmann_1_1basic__json_ad7067a1a8ad2d88125915ada6d4d79b7.html','');});
|
|
</script>
|
|
<div id="doc-content">
|
|
<!-- window showing the filter options -->
|
|
<div id="MSearchSelectWindow"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
onkeydown="return searchBox.OnSearchSelectKey(event)">
|
|
</div>
|
|
|
|
<!-- iframe showing the search results (closed by default) -->
|
|
<div id="MSearchResultsWindow">
|
|
<iframe src="javascript:void(0)" frameborder="0"
|
|
name="MSearchResults" id="MSearchResults">
|
|
</iframe>
|
|
</div>
|
|
|
|
<div class="contents">
|
|
<a class="anchor" id="ad7067a1a8ad2d88125915ada6d4d79b7"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<div class="memtemplate">
|
|
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>
|
|
<div class="memtemplate">
|
|
template<class CompatibleArrayType , typename std::enable_if< not std::is_same< CompatibleArrayType, typename __basic_json::iterator >::value andnot std::is_same< CompatibleArrayType, typename __basic_json::const_iterator >::value andnot std::is_same< CompatibleArrayType, typename __basic_json::reverse_iterator >::value andnot std::is_same< CompatibleArrayType, typename __basic_json::const_reverse_iterator >::value andnot std::is_same< CompatibleArrayType, typename array_t::iterator >::value andnot std::is_same< CompatibleArrayType, typename array_t::const_iterator >::value andstd::is_constructible< basic_json, typename CompatibleArrayType::value_type >::value, int >::type = 0> </div>
|
|
<table class="mlabels">
|
|
<tr>
|
|
<td class="mlabels-left">
|
|
<table class="memname">
|
|
<tr>
|
|
<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>
|
|
<td>(</td>
|
|
<td class="paramtype">const CompatibleArrayType & </td>
|
|
<td class="paramname"><em>value</em></td><td>)</td>
|
|
<td></td>
|
|
</tr>
|
|
</table>
|
|
</td>
|
|
<td class="mlabels-right">
|
|
<span class="mlabels"><span class="mlabel">inline</span></span> </td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>Create an array JSON value with a given content. This constructor allows any type that can be used to construct values of type <a class="el" href="classnlohmann_1_1basic__json_ac82abedf356d252e0589850c3d8b35ba.html#ac82abedf356d252e0589850c3d8b35ba">array_t</a>. Examples include the types <code>std::vector</code>, <code>std::list</code>, and <code>std::set</code>.</p>
|
|
<dl class="tparams"><dt>Template Parameters</dt><dd>
|
|
<table class="tparams">
|
|
<tr><td class="paramname">CompatibleArrayType</td><td>an object type whose <code>value_type</code> is compatible to <a class="el" href="classnlohmann_1_1basic__json_ac82abedf356d252e0589850c3d8b35ba.html#ac82abedf356d252e0589850c3d8b35ba">array_t</a></td></tr>
|
|
</table>
|
|
</dd>
|
|
</dl>
|
|
<dl class="params"><dt>Parameters</dt><dd>
|
|
<table class="params">
|
|
<tr><td class="paramdir">[in]</td><td class="paramname">value</td><td>a value for the array</td></tr>
|
|
</table>
|
|
</dd>
|
|
</dl>
|
|
<dl class="section user"><dt>Complexity</dt><dd>Linear in the size of the passed <em>value</em>.</dd></dl>
|
|
<dl class="exception"><dt>Exceptions</dt><dd>
|
|
<table class="exception">
|
|
<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>
|
|
</table>
|
|
</dd>
|
|
</dl>
|
|
<dl class="section user"><dt>Example</dt><dd>The following code shows the constructor with several compatible array type parameters. <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#include <json.hpp></span></div>
|
|
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#include <deque></span></div>
|
|
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#include <list></span></div>
|
|
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#include <forward_list></span></div>
|
|
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include <set></span></div>
|
|
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#include <unordered_set></span></div>
|
|
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div>
|
|
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="keyword">using namespace </span><a class="code" href="namespacenlohmann.html">nlohmann</a>;</div>
|
|
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div>
|
|
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="keywordtype">int</span> main()</div>
|
|
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> {</div>
|
|
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  <span class="comment">// create an array from std::vector</span></div>
|
|
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  std::vector<int> c_vector {1, 2, 3, 4};</div>
|
|
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  <a class="code" href="classnlohmann_1_1basic__json.html">json</a> j_vec(c_vector);</div>
|
|
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div>
|
|
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  <span class="comment">// create an array from std::deque</span></div>
|
|
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  std::deque<double> c_deque {1.2, 2.3, 3.4, 5.6};</div>
|
|
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <a class="code" href="classnlohmann_1_1basic__json.html">json</a> j_deque(c_deque);</div>
|
|
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div>
|
|
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="comment">// create an array from std::list</span></div>
|
|
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  std::list<bool> c_list {<span class="keyword">true</span>, <span class="keyword">true</span>, <span class="keyword">false</span>, <span class="keyword">true</span>};</div>
|
|
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <a class="code" href="classnlohmann_1_1basic__json.html">json</a> j_list(c_list);</div>
|
|
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div>
|
|
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="comment">// create an array from std::forward_list</span></div>
|
|
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  std::forward_list<int64_t> c_flist {12345678909876, 23456789098765, 34567890987654, 45678909876543};</div>
|
|
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <a class="code" href="classnlohmann_1_1basic__json.html">json</a> j_flist(c_flist);</div>
|
|
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
|
|
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="comment">// create an array from std::array</span></div>
|
|
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  std::array<unsigned long, 4> c_array {{1, 2, 3, 4}};</div>
|
|
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <a class="code" href="classnlohmann_1_1basic__json.html">json</a> j_array(c_array);</div>
|
|
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
|
|
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="comment">// create an array from std::set</span></div>
|
|
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  std::set<std::string> c_set {<span class="stringliteral">"one"</span>, <span class="stringliteral">"two"</span>, <span class="stringliteral">"three"</span>, <span class="stringliteral">"four"</span>, <span class="stringliteral">"one"</span>};</div>
|
|
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <a class="code" href="classnlohmann_1_1basic__json.html">json</a> j_set(c_set); <span class="comment">// only one entry for "one" is used</span></div>
|
|
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div>
|
|
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="comment">// create an array from std::unordered_set</span></div>
|
|
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  std::unordered_set<std::string> c_uset {<span class="stringliteral">"one"</span>, <span class="stringliteral">"two"</span>, <span class="stringliteral">"three"</span>, <span class="stringliteral">"four"</span>, <span class="stringliteral">"one"</span>};</div>
|
|
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <a class="code" href="classnlohmann_1_1basic__json.html">json</a> j_uset(c_uset); <span class="comment">// only one entry for "one" is used</span></div>
|
|
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
|
|
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="comment">// create an array from std::multiset</span></div>
|
|
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  std::multiset<std::string> c_mset {<span class="stringliteral">"one"</span>, <span class="stringliteral">"two"</span>, <span class="stringliteral">"one"</span>, <span class="stringliteral">"four"</span>};</div>
|
|
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <a class="code" href="classnlohmann_1_1basic__json.html">json</a> j_mset(c_mset); <span class="comment">// only one entry for "one" is used</span></div>
|
|
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
|
|
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="comment">// create an array from std::unordered_multiset</span></div>
|
|
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  std::unordered_multiset<std::string> c_umset {<span class="stringliteral">"one"</span>, <span class="stringliteral">"two"</span>, <span class="stringliteral">"one"</span>, <span class="stringliteral">"four"</span>};</div>
|
|
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <a class="code" href="classnlohmann_1_1basic__json.html">json</a> j_umset(c_umset); <span class="comment">// both entries for "one" are used</span></div>
|
|
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
|
|
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="comment">// serialize the JSON arrays</span></div>
|
|
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  std::cout << j_vec << <span class="charliteral">'\n'</span>;</div>
|
|
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  std::cout << j_deque << <span class="charliteral">'\n'</span>;</div>
|
|
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  std::cout << j_list << <span class="charliteral">'\n'</span>;</div>
|
|
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  std::cout << j_flist << <span class="charliteral">'\n'</span>;</div>
|
|
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  std::cout << j_array << <span class="charliteral">'\n'</span>;</div>
|
|
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  std::cout << j_set << <span class="charliteral">'\n'</span>;</div>
|
|
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  std::cout << j_uset << <span class="charliteral">'\n'</span>;</div>
|
|
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  std::cout << j_mset << <span class="charliteral">'\n'</span>;</div>
|
|
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  std::cout << j_umset << <span class="charliteral">'\n'</span>;</div>
|
|
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> }</div>
|
|
<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>
|
|
<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>
|
|
</div><!-- fragment --> Output: <pre class="fragment">[1,2,3,4]
|
|
[1.2,2.3,3.4,5.6]
|
|
[true,true,false,true]
|
|
[12345678909876,23456789098765,34567890987654,45678909876543]
|
|
[1,2,3,4]
|
|
["four","one","three","two"]
|
|
["four","three","two","one"]
|
|
["four","one","one","two"]
|
|
["four","two","one","one"]
|
|
</pre> The example code above can be translated with<pre class="fragment">g++ -std=c++11 -Isrc doc/examples/basic_json__CompatibleArrayType.cpp -o basic_json__CompatibleArrayType </pre>.</dd></dl>
|
|
<dl class="section see"><dt>See also</dt><dd><a class="el" href="classnlohmann_1_1basic__json_af93e556bf708cb81b22ce223af1aa727.html#af93e556bf708cb81b22ce223af1aa727" title="create an array (explicit) ">basic_json(const array_t&)</a> </dd></dl>
|
|
|
|
</div>
|
|
</div>
|
|
</div><!-- contents -->
|
|
</div><!-- doc-content -->
|
|
<!-- start footer part -->
|
|
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
|
|
<ul>
|
|
<li class="navelem"><a class="el" href="namespacenlohmann.html">nlohmann</a></li><li class="navelem"><a class="el" href="classnlohmann_1_1basic__json.html">basic_json</a></li>
|
|
<li class="footer">Generated on Mon Jun 22 2015 23:22:00 for JSON for Modern C++ by
|
|
<a href="http://www.doxygen.org/index.html">
|
|
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.9.1 </li>
|
|
</ul>
|
|
</div>
|
|
</body>
|
|
</html>
|