Invokes body with an UnsafePointer to arg and returns the
result. Useful for calling Objective-C APIs that take "in/out"
parameters (and default-constructible "out" parameters) by pointer
Declaration
func withUnsafePointer<T, Result>(inout arg: T, body: @noescape UnsafePointer<T> -> Result) -> Result
Invokes
bodywith anUnsafePointertoargand returns the result. Useful for calling Objective-C APIs that take "in/out" parameters (and default-constructible "out" parameters) by pointerDeclaration
funcwithUnsafePointer<T,Result>(inoutarg:T,body: @noescapeUnsafePointer<T>->Result) ->Result