Java IO流輸出文本
使用FileWrite
代碼
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
public class Test {
public static void main(String[] args) {
String path = "D:\\test";
String name = "Test.txt";
//儲存路徑檔案夾不存在時建立
File file = new File(path);
if(!file.exists()) {
file.mkdirs();
}
try {
//File.separator為斜杠"\"
File outFile = new File(path + File.separator + name);
for(int i = 0; i < 6; i++) {
String txt = "第" + (i+1) + "行内容\r\n";
WriteTxt(outFile, txt);
}
} catch (Exception e) {
e.printStackTrace();
}
}
private static void WriteTxt(File file, String txt) {
FileWriter fw = null;
try {
//true不寫的話方法預設為false,true:在文本原有基礎上追加文本,false:覆寫原有文本
fw = new FileWriter(file, true);
fw.write(txt);
fw.close();
} catch (IOException e) {
e.printStackTrace();
} finally {
if(fw != null) {
try {
fw.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
}
輸出文本
![](https://img.laitimes.com/img/9ZDMuAjOiMmIsIjOiQnIsIyZuBnL0YzM2IzM0QTM1ETMwkTMwIzLc52YucWbp5GZzNmLn9Gbi1yZtl2Lc9CX6MHc0RHaiojIsJye.png)