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                [TOC] ## 概述 `QVariantMap`是Qt中的一種數據容器,用于存儲鍵值對,其中鍵是字符串 ## 示例 ``` //創建和初始化 QVariantMap myMap; myMap.insert("name", QVariant("John")); myMap.insert("age", QVariant(30)); // 或者 QVariantMap myMap = { {"name", QVariant("John")}, {"age", QVariant(30)} }; //訪問元素 QVariant name = myMap["name"]; QVariant age = myMap["age"]; // 大小 int size = myMap.size(); // c++11 for (const QString &key : myMap.keys()) { QVariant value = myMap[key]; // 處理鍵值對 } ```
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