Image#resizeMode

resizeMode enum('cover', 'contain', 'stretch') Determines how to resize the image when the frame doesn't match the raw image dimensions. 'cover': Scale the image uniformly (maintain the image's aspect ratio) so that both dimensions (width and height) of the image will be equal to or larger than the corresponding dimension of the view (minus padding). 'contain': Scale the image uniformly (maintain the image's aspect ratio) so that both dimensions (width and height) of the image will be equal t

Switch#onTintColor

iosonTintColor color Background color when the switch is turned on.

Picker#mode

androidmode enum('dialog', 'dropdown') On Android, specifies how to display the selection items when the user taps on the picker: 'dialog': Show a modal dialog. This is the default. 'dropdown': Shows a dropdown anchored to the picker view

ProgressBarAndroid#testID

testID string Used to locate this view in end-to-end tests.

Flexbox#width

width number

WebView#onLoad

onLoad function Invoked when load finish

WebView#scrollEnabled

iosscrollEnabled bool

Animated.multiply()

static multiply(a, b) Creates a new Animated value composed from two Animated values multiplied together.

ScrollView#refreshControl

refreshControl element A RefreshControl component, used to provide pull-to-refresh functionality for the ScrollView. See RefreshControl.

Animated#stopAnimation()

stopAnimation(callback?) Stops any running animation or tracking. callback is invoked with the final value after stopping the animation, which is useful for updating state to match the animation position with layout.