ConstraintAttributes IntegerLiteralType init(rawValue:) init(_:) init(nilLiteral:) init(integerLiteral:) rawValue allZeros convertFromNilLiteral() boolValue toRaw() fromRaw(_:) fromMask(_:) none left top right bottom leading trailing width height centerX centerY lastBaseline edges size center layoutAttributes
ConstraintAttributes Structure Reference
ConstraintAttributes Structure Reference