WhisperCom/doc/examples/json_pointer__empty.cpp
Dominik Meyer cc002ebfbb Squashed 'libs/json/' content from commit f42a74b8
git-subtree-dir: libs/json
git-subtree-split: f42a74b8f53cc308647123d49d33d1c8122e3f42
2021-08-22 01:28:31 +02:00

21 lines
539 B
C++

#include <iostream>
#include <nlohmann/json.hpp>
using json = nlohmann::json;
int main()
{
// different JSON Pointers
json::json_pointer ptr0;
json::json_pointer ptr1("");
json::json_pointer ptr2("/foo");
json::json_pointer ptr3("/foo/0");
// call empty()
std::cout << std::boolalpha
<< ptr0 << ": " << ptr0.empty() << '\n'
<< ptr1 << ": " << ptr1.empty() << '\n'
<< ptr2 << ": " << ptr2.empty() << '\n'
<< ptr3 << ": " << ptr3.empty() << std::endl;
}