NSLayoutConstraint.Attribute.top
The top of the object’s alignment rectangle.
Declaration
case topSee Also
Constants
NSLayoutConstraint.Attribute.leftNSLayoutConstraint.Attribute.rightNSLayoutConstraint.Attribute.bottomNSLayoutConstraint.Attribute.leadingNSLayoutConstraint.Attribute.trailingNSLayoutConstraint.Attribute.widthNSLayoutConstraint.Attribute.heightNSLayoutConstraint.Attribute.centerXNSLayoutConstraint.Attribute.centerYNSLayoutConstraint.Attribute.lastBaselineNSLayoutConstraint.Attribute.firstBaselineNSLayoutConstraint.Attribute.leftMarginNSLayoutConstraint.Attribute.rightMarginNSLayoutConstraint.Attribute.topMarginNSLayoutConstraint.Attribute.bottomMargin