dynamic tostring + formatting

static dchar formatChar = '%';


string tostring(Args...)(Args args){
    static if(args.length > 0){
        static if(is(args[0] == string) && args[0].find(formatChar) > -1){
            int i = args[0].find(formatChar);
            return args[0][0..i] ~ to!string(args[1]) ~ tostring(args[0][i+1..$], args[2..$]);
        }else{
            return to!string(args[0]) ~ tostring(args[1..$]);
        }
    }else{
        return "";
    }
}