# wx.onDeviceOrientationChange(function callback)

Start from base library version 2.1.0. Please remaining backward compatible.

Listens on the landscape/portrait mode switchover event.

# Parameters

# function callback

The callback function for the landscape/portrait mode switchover event.

# Parameters

# Object res
Property Type Description
value string Indicates whether the screen is in landscape or portrait mode.

Valid values of value

Value Description Minimum Version
portrait Portrait mode
landscape Landscape mode with the Home button on the right side of the screen
landscapeReverse Landscape mode with the Home button on the left side of the screen
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