readBytes(withExactLength:)
Reads the number of bytes you specify from the read buffers and return result as a data object.
Declaration
func readBytes(withExactLength exactLength: Int) throws -> DataParameters
- exactLength:
Number of bytes to read from the read buffers.
Return Value
An NSData object filled with the memory that the framework read, or nil if the read failed.
Discussion
Memory is copied into the newly allocated buffer represented by the returned NSData object.