exampleqjsascontainer.cpp

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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 
 
    class Cache : public QObject
    {
      Q_OBJECT
      QML_ELEMENT
 
      public:
        Q_INVOKABLE QJSValue lookup(const QString &key) {
          if (auto it = m_cache.constFind(key); it != m_cache.constEnd()) {
            return *it; // impicit conversion
          } else {
            return QJSValue::UndefinedValue; // implicit conversion
          }
        }
 
      QHash<QString, QString> m_cache;
    }