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1.readFile·½·¨£¬Ö÷Òª²ÉÓÃFileReaderÀ´¶ÁÈ¡Îļþ£¬²»ÄÜÖ¸¶¨±àÂë
2.readFileByInputStream·½·¨£¬²ÉÓÃInputStreamReaderÀ´¶ÁÈ¡Îļþ£¬¿ÉÒÔÖ¸¶¨±àÂë
3.readFileByBufferedReader·½·¨£¬²ÉÓÃBufferedReaderÀ´¶ÁÈ¡Îļþ£¬²»¿ÉÒÔÖ¸¶¨±àÂë
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.InputStreamReader;
/**
* ²âÊÔ¶ÁÈ¡Îļþ
*
* @author rey2008
*
*/
public class TestReadFile {
/**
* @param args
* @throws Exception
*/
public static void main(String[] args) throws Exception {
String sFilePath = "D://test//test_read.txt";
readFileByBufferedReader(sFilePath);
}
/**
* ÒÔ×Ö·û¶ÁÈ¡Îļþ,²ÉÈ¡²ßÂÔ File->FileReader->char[]<BR>
* FileReaderµÄ¶ÁÈ¡¹ý³Ì£ºFileReader->FileInputStream(²»ÄÜÖ¸¶¨±àÂë,
* Ö¸¶¨±àÂëÊÇÔÚInputStreamReaderÖÐÖ¸¶¨µÄ,FileReaderÕýºÃÌø¹ýÁËÖ¸¶¨±àÂëµÄÒ»²½)
*
* @param _sFilePath
*/
private static void readFile(String _sFilePath) throws Exception {
File aFile = new File(_sFilePath);
if (!aFile.exists()) {
throw new Exception("·¾¶[" + _sFilePath + "]¶ÔÓ¦µÄÎļþ²»´æÔÚ£¡");
}
FileReader aFileReader = null;
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public class JavaPlus {
public static void main(String[] args) {
int x = 5;
x++;// x = x + 1;//ºó¼Ó¼Ó
System.out.println(x);
x--;// x = x - 1;//ºó¼õ¼õ
System.out.println(x);
++x;// x = x + 1;//ǰ¼Ó¼Ó
Sys ......