swift tuple多元组

func swapme<T>(inout a:T,inout b:T,inout c:T){

(a,b,c) = (b,c,a);

}

var a:Int = 1;

var b:Int = 2;

var c:Int = 3;

println("\(a),\(b),\(c)");

swapme(&a,&b,&c);

ottom:0px; font-size:14px; font-family:Menlo; color:rgb(201,\(c)");