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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 = std::int64_t, class NumberUnsignedType = std::uint64_t, class NumberFloatType = double, template< typename U > class AllocatorType = std::allocator> </div> |
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| <td class="memname">std::string <a class="el" href="classnlohmann_1_1basic__json.html">nlohmann::basic_json</a>::json_pointer::to_string </td> |
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| <dl class="section invariant"><dt>Invariant</dt><dd>For each JSON pointer <code>ptr</code>, it holds: <div class="fragment"><div class="line">ptr == <a class="code" href="classnlohmann_1_1basic__json_1_1json__pointer_ae12db117a2742d826465080979d7c835.html#ae12db117a2742d826465080979d7c835">json_pointer</a>(ptr.<a class="code" href="classnlohmann_1_1basic__json_1_1json__pointer_a14fda25789660bdc3f2de652fec35f61.html#a14fda25789660bdc3f2de652fec35f61">to_string</a>());</div></div><!-- fragment --></dd></dl> |
| <dl class="section return"><dt>Returns</dt><dd>a string representation of the JSON pointer</dd></dl> |
| <dl class="section user"><dt>Example</dt><dd>The example shows the result of <code>to_string</code>. <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> </div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="keyword">using</span> <a class="code" href="namespacenlohmann_a2bfd99e845a2e5cd90aeaf1b1431f474.html#a2bfd99e845a2e5cd90aeaf1b1431f474">json</a> = <a class="code" href="namespacenlohmann_a2bfd99e845a2e5cd90aeaf1b1431f474.html#a2bfd99e845a2e5cd90aeaf1b1431f474">nlohmann::json</a>;</div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> </div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="keywordtype">int</span> main()</div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> {</div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>  <span class="comment">// different JSON Pointers</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>  json::json_pointer ptr1(<span class="stringliteral">""</span>);</div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  json::json_pointer ptr2(<span class="stringliteral">"/foo"</span>);</div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  json::json_pointer ptr3(<span class="stringliteral">"/foo/0"</span>);</div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  json::json_pointer ptr4(<span class="stringliteral">"/"</span>);</div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  json::json_pointer ptr5(<span class="stringliteral">"/a~1b"</span>);</div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  json::json_pointer ptr6(<span class="stringliteral">"/c%d"</span>);</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  json::json_pointer ptr7(<span class="stringliteral">"/e^f"</span>);</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  json::json_pointer ptr8(<span class="stringliteral">"/g|h"</span>);</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  json::json_pointer ptr9(<span class="stringliteral">"/i\\j"</span>);</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  json::json_pointer ptr10(<span class="stringliteral">"/k\"l"</span>);</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  json::json_pointer ptr11(<span class="stringliteral">"/ "</span>);</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  json::json_pointer ptr12(<span class="stringliteral">"/m~0n"</span>);</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  std::cout << ptr1.to_string() << <span class="charliteral">'\n'</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  << ptr2.to_string() << <span class="charliteral">'\n'</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  << ptr3.to_string() << <span class="charliteral">'\n'</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  << ptr4.to_string() << <span class="charliteral">'\n'</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  << ptr5.to_string() << <span class="charliteral">'\n'</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  << ptr6.to_string() << <span class="charliteral">'\n'</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  << ptr7.to_string() << <span class="charliteral">'\n'</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  << ptr8.to_string() << <span class="charliteral">'\n'</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  << ptr9.to_string() << <span class="charliteral">'\n'</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  << ptr10.to_string() << <span class="charliteral">'\n'</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  << ptr11.to_string() << <span class="charliteral">'\n'</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  << ptr12.to_string() << std::endl;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> }</div><div class="ttc" id="namespacenlohmann_a2bfd99e845a2e5cd90aeaf1b1431f474_html_a2bfd99e845a2e5cd90aeaf1b1431f474"><div class="ttname"><a href="namespacenlohmann_a2bfd99e845a2e5cd90aeaf1b1431f474.html#a2bfd99e845a2e5cd90aeaf1b1431f474">nlohmann::json</a></div><div class="ttdeci">basic_json<> json</div><div class="ttdoc">default JSON class </div><div class="ttdef"><b>Definition:</b> <a href="json_8hpp_source.html#l10356">json.hpp:10356</a></div></div> |
| </div><!-- fragment --> Output (play with this example <a target="_blank" href="http://melpon.org/wandbox/permlink/O4FbKx0TbZioFhfU"><b>online</b></a>): <pre class="fragment"> |
| /foo |
| /foo/0 |
| / |
| /a~1b |
| /c%d |
| /e^f |
| /g|h |
| /i\j |
| /k"l |
| / |
| /m~0n |
| </pre> The example code above can be translated with<pre class="fragment">g++ -std=c++11 -Isrc doc/examples/ |
| json_pointer__to_string.cpp -o |
| json_pointer__to_string </pre></dd></dl> |
| <dl class="section since"><dt>Since</dt><dd>version 2.0.0 </dd></dl> |
| |
| <p>Definition at line <a class="el" href="json_8hpp_source.html#l09175">9175</a> of file <a class="el" href="json_8hpp_source.html">json.hpp</a>.</p> |
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