- Qt 5.5
- Qt Quick
- Qt Quick Examples - Local Storage
- hello.qml Example File
- Qt 5.5.1 Reference Documentation

# hello.qml Example File

localstorage/localstorage/hello.qml

    /****************************************************************************
    **
    ** Copyright (C) 2015 The Qt Company Ltd.
    ** Contact: http://www.qt.io/licensing/
    **
    ** This file is part of the examples of the Qt Toolkit.
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    import QtQuick 2.0
    import QtQuick.LocalStorage 2.0

    Rectangle {
        width: 200
        height: 100

        Text {
            text: "?"
            anchors.horizontalCenter: parent.horizontalCenter

            function findGreetings() {
                var db = LocalStorage.openDatabaseSync("QQmlExampleDB", "1.0", "The Example QML SQL!", 1000000);

                db.transaction(
                    function(tx) {
                        // Create the database if it doesn't already exist
                        tx.executeSql('CREATE TABLE IF NOT EXISTS Greeting(salutation TEXT, salutee TEXT)');

                        // Add (another) greeting row
                        tx.executeSql('INSERT INTO Greeting VALUES(?, ?)', [ 'hello', 'world' ]);

                        // Show all added greetings
                        var rs = tx.executeSql('SELECT * FROM Greeting');

                        var r = ""
                        for(var i = 0; i < rs.rows.length; i++) {
                            r += rs.rows.item(i).salutation + ", " + rs.rows.item(i).salutee + "\n"
                        }
                        text = r
                    }
                )
            }

            Component.onCompleted: findGreetings()
        }
    }