Instance Method

value(at:)

Returns a value from a specific position in the vector.

Declaration

func value(at index: Int) -> CGFloat

Parameters

index

The position in the vector of the value that you want to retrieve.

Return Value

The value retrieved from the vector or 0 if the position is undefined.

Discussion

The numbering of elements in a vector begins with zero.

See Also

Getting Values From a Vector

var count: Int

The number of items in the vector.

var x: CGFloat

The value located in the first position in the vector.

var y: CGFloat

The value located in the second position in the vector.

var z: CGFloat

The value located in the third position in the vector.

var w: CGFloat

The value located in the fourth position in the vector.

var stringRepresentation: String

The string representation of the vector.

var cgAffineTransformValue: CGAffineTransform

The values in the vector represented as an affine transform.

var cgPointValue: CGPoint

The values in the vector as a Core Graphics point structure.

var cgRectValue: CGRect

The values in the vector as a Core Graphics rectangle structure.