QML 对本地文件的读写 QML 里似乎没有提供直接访问本地文件的模块,但是我们能够自己扩展 QML,给它加上访问本地文件的能力. Qt 官方文档对 QML 是这样介绍的: It defines and implements the language and engine infrastructure, and provides an API to enable application developers to extend the QML language with custom types
Exception in thread "main" org.json.JSONException: A JSONObject text must begin with '{' at character 1 of [data:[[.....] at org.json.JSONTokener.syntaxError(JSONTokener.java:450) at org.json.JSONObject.<init>(JSONObject.java:179) at org.j