Type Method

activate(_:​)

Activates each constraint in the specified array.

Declaration

class func activate(_ constraints: [NSLayoutConstraint])

Parameters

constraints

An array of constraints to activate.

Discussion

This convenience method provides an easy way to activate a set of constraints with one call. The effect of this method is the same as setting the is​Active property of each constraint to true. Typically, using this method is more efficient than activating each constraint individually.