Method find

cpp/cppsdk/jsoncpp.cpp:3590–3602

bool Value::isValidIndex(ArrayIndex index) const { return index < size(); }

Value const* Value::find(char const* begin, char const* end) const {
  JSON_ASSERT_MESSAGE(type_ == nullValue || type_ == objectValue,
                      "in Json::Value::find(key, end, found): requires "
                      "objectValue or nullValue");
  if (type_ == nullValue)
    return NULL;
  CZString actualKey(begin, static_cast<unsigned>(end - begin),
                     CZString::noDuplication);
  ObjectValues::const_iterator it = value_.map_->find(actualKey);
  if (it == value_.map_->end())
    return NULL;
  return &(*it).second;
}
const Value& Value::operator[](const char* key) const {
  Value const* found = find(key, key + strlen(key));
  if (!found)