Method find

Source/JSON/jsoncpp.cpp:3156–3165

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

Value const* Value::find(char const* key, char const* cend) 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(key, static_cast<unsigned>(cend - key), 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) return nullRef;