Java IO ²Ù×÷ InputStream
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;
public class TestIO {
public static void main(String[] args) {
String fileName="E://test.txt";
testInputStream(fileName);
}
public static void testInputStream(String fileName){
File file=new File(fileName);
try {
InputStream is=new FileInputStream(file);
int temp;
while((temp=is.read())!=-1){
System.out.print((char)temp);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
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package com.hefeng.test;
import java.text.DateFormat;
import java.text.ParsePosition;
import java.text.SimpleDateFormat;
import java.util.Calendar;
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