QML 全局對象

The QML JavaScript host environment implements the following host objects and functions. They are built-in, so you can use them from any JavaScript code loaded in QML, without additional imports:

• The Qt object : A QML object that offers helper methods and properties specific to the QML environment.
• qsTr (), qsTranslate (), qsTrId (), QT_TR_NOOP() (), QT_TRANSLATE_NOOP (), QT_TRID_NOOP () functions: QML functions that let you translate strings and 字符串文字 in the QML environment.
• gc() function: A QML function that manually triggers garbage collection.
• print() function: A QML function that prints output to the console.
• The 控製颱對象 : Implements a subset of the FireBug 控製颱 API .
• XMLHttpRequest , DOMException: Implements a subset of the W3C XMLHttpRequest 規範 .

注意： 無法使用 globalObject () function to change the global object of a QQmlEngine 。更多信息，見 JavaScript 環境限定 .

配置 JavaScript 引擎 JavaScript 對象和函數的列錶