重复绑定

import QtQuick

Rectangle {
    Behavior on width {
        NumberAnimation { duration: 1000 }
    }
    Behavior on width { // not ok: Duplicate interceptor on property "width" [duplicate-property-binding]
        NumberAnimation { duration: 2000 }
    }
}

import QtQuick

Rectangle {
    Behavior on width {
        NumberAnimation { duration: 2000 }
    }
}

import QtQuick

Rectangle {
    NumberAnimation on x { to: 50; duration: 1000 }
    NumberAnimation on x { to: 10; duration: 100 } // not ok: Duplicate value source on property "x" [duplicate-property-binding]

    onXChanged: console.log(x)
}

import QtQuick

Rectangle {
    NumberAnimation on x { to: 50; duration: 1000 }
}

import QtQuick

Rectangle {
    NumberAnimation on x { to: 50; duration: 1000 } // not ok: Cannot combine value source and binding on property "x" [duplicate-property-binding]
    x: 55

    onXChanged: console.log(x)
}

import QtQuick

Rectangle {
    NumberAnimation on x { from: 55; to: 50; duration: 1000 } // ok: intentions are clearer now!
}