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@@ -101,13 +101,40 @@ outside of a string, invalid) byte; see the [FAQ entry](../../home/faq.md#nul-by
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The example below demonstrates the `accept()` function reading from a string.
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```cpp
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--8<-- "examples/accept__string.cpp"
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#include <iostream>
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#include <iomanip>
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#include <nlohmann/json.hpp>
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using json = nlohmann::json;
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int main()
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{
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// a valid JSON text
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auto valid_text = R"(
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{
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"numbers": [1, 2, 3]
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}
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)";
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// an invalid JSON text
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auto invalid_text = R"(
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{
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"strings": ["extra", "comma", ]
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}
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)";
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std::cout << std::boolalpha
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<< json::accept(valid_text) << ' '
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<< json::accept(invalid_text) << '\n';
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}
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```
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Output:
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```json
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--8<-- "examples/accept__string.output"
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true false
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```
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??? example "Example: (2) reading from an iterator pair"
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@@ -116,13 +143,29 @@ outside of a string, invalid) byte; see the [FAQ entry](../../home/faq.md#nul-by
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exactly the JSON text; the second one also covers the trailing bytes and is therefore rejected.
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```cpp
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--8<-- "examples/accept__iterator_pair.cpp"
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#include <iostream>
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#include <vector>
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#include <nlohmann/json.hpp>
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using json = nlohmann::json;
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int main()
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{
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// a buffer containing a JSON text followed by more data
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std::vector<std::uint8_t> input = {'[', '1', ',', '2', ',', '3', ']', 'o', 't', 'h', 'e', 'r'};
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std::cout << std::boolalpha
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<< json::accept(input.begin(), input.begin() + 7) << ' '
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<< json::accept(input.begin(), input.end()) << '\n';
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}
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```
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Output:
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```json
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--8<-- "examples/accept__iterator_pair.output"
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true false
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```
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## See also
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