import 'dart:io';
import 'dart:convert';
main()async{
File a = File('C:\aria2\1.txt');
var c = read(a);
print(c);
var d = utf8.decode(c);
print(d);
// await a.writeAsBytes(c+' test');
// print(read(a));
}
read(File a){
var b = a.readAsBytesSync();
print('================');
return b;
}
================ [116, 101, 115, 116, 116, 101, 115, 116, 10, 116, 101, 115, 116, 10, 116, 101, 115, 116] testtest test test