Initializer

init(start:count:)

Creates a new buffer pointer over the specified number of contiguous instances beginning at the given pointer.

Declaration

init(start: UnsafePointer<Element>?, count: Int)

Parameters

start

A pointer to the start of the buffer, or nil. If start is nil, count must be zero. However, count may be zero even for a non-nil start. The pointer passed as start must be aligned to MemoryLayout<Element>.alignment.

count

The number of instances in the buffer. count must not be negative.