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out.write(a);
out.close();
FileInputStream in = new FileInputStream(f);
byte ] tom = new byte3];
int m = in.read(tom,0,3);
System.out.println(m); //代码1] (3)
String s = new String(tom,0,3);
System.out,println(s): //代码2](abc)
m= in.read(tom,0,3);
System.out.println(m) //代码3] (1)
s =new String(tom,0,3)
System.out.println(s): //代码4] (abc)
catch(IOException e)(]
">5.请说出 E类中标注的代码 1]一代码4]的输出结果import java.io.;public class E(public static void main(String args ]) (intn=-1;File f = new File("hello.txt");byte] a= "abcd".getBytes();try| FileOutputStream out = new FileOutputStream(f);
out.write(a);
out.close();
FileInputStream in = new FileInputStream(f);
byte ] tom = new byte3];
int m = in.read(tom,0,3);
System.out.println(m); //代码1] (3)
String s = new String(tom,0,3);
System.out,println(s): //代码2](abc)
m= in.read(tom,0,3);
System.out.println(m) //代码3] (1)
s =new String(tom,0,3)
System.out.println(s): //代码4] (abc)
catch(IOException e)(]
Byte]a= "abcd" . getBytes();
Try{ FileOutputStream out = new FileOutputStream(f);
Out.write(a);
Out.close();
FileInputStream in = new FileInputStream(f);
Byte] tom= new byte 3];
Int m= in. read(tom, 0,3);
System. out. println(m);//【代码1】
String s = new String(tom, 0, 3);
System. out. println(s); //代码2】
M= in.read(tom, 0, 3);
System. out. println(m);//代码3】
S = new String( tom, 0,3);
System. out. println(s);//【代码4】
Catch( IOException e){}
}
}
">6.请说出E类中标注的【代码1】~【代码4】的输出结果。Import java.io. *;
Public class E{
Public static void main(String args ]){
Int n= - 1;
File f = new File( " hello.txt");
Byte]a= "abcd" . getBytes();
Try{ FileOutputStream out = new FileOutputStream(f);
Out.write(a);
Out.close();
FileInputStream in = new FileInputStream(f);
Byte] tom= new byte 3];
Int m= in. read(tom, 0,3);
System. out. println(m);//【代码1】
String s = new String(tom, 0, 3);
System. out. println(s); //代码2】
M= in.read(tom, 0, 3);
System. out. println(m);//代码3】
S = new String( tom, 0,3);
System. out. println(s);//【代码4】
Catch( IOException e){}
}
}
请说出E类中标注的【代码1.】~【代码4.】的输出结果()。(多个结果之间用#号隔开)。
Import java.io.*;
Public class E {
Public static void main(String args]) {
Int n=-1.;
File f =new File("hello.txt");
Byte ] a="abcd".getBytes();
Try{ FileOutputStream out=new FileOutputStream(f);
Out.write(a);
Out.close();
FileInputStream in=new FileInputStream(f);
Byte ] tom= new byte3.];
Int m = in.read(tom,0.,3.);
System.out.println(m); //【代码1.】
String s=new String(tom,0.,3.);
System.out.println(s); //【代码2.】
M = in.read(tom,0.,3.);
System.out.println(m); //【代码3.】
S=new String(tom,0.,3.);
System.out.println(s); //【代码4.】
}
Catch(IOException e) {}
}
}