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📝 more documentation for the new exceptions

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This commit is contained in:
Niels Lohmann
2017-03-08 23:30:38 +01:00
parent 1ab580d6e9
commit 0f6b8aa718
11 changed files with 89 additions and 23 deletions
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13
doc/examples/back.cpp
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@ -5,7 +5,6 @@ using json = nlohmann::json;
int main()
{
// create JSON values
json j_null;
json j_boolean = true;
json j_number_integer = 17;
json j_number_float = 23.42;
@ -16,7 +15,6 @@ int main()
json j_string = "Hello, world";
// call back()
//std::cout << j_null.back() << '\n'; // would throw
std::cout << j_boolean.back() << '\n';
std::cout << j_number_integer.back() << '\n';
std::cout << j_number_float.back() << '\n';
@ -25,4 +23,15 @@ int main()
std::cout << j_array.back() << '\n';
//std::cout << j_array_empty.back() << '\n'; // undefined behavior
std::cout << j_string.back() << '\n';
// back() called on a null value
try
{
json j_null;
j_null.back();
}
catch (json::invalid_iterator& e)
{
std::cout << e.what() << '\n';
}
}