Access an element via JSON Pointer.

value const*
find_pointer(
    string_view ptr,
    error_code& ec) const;
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value*
find_pointer(
    string_view ptr,
    error_code& ec);
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value const*
find_pointer(
    string_view ptr,
    std::error_code& ec) const;
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value*
find_pointer(
    string_view ptr,
    std::error_code& ec);
  » more...