BufferedWriter的简单实例
import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
public class BufferedWriterDemo {
public static void main(String[] args) throws IOException {
FileWriter fw = new FileWriter("buf.txt");
// 缓冲,将流对象传递给缓冲区
BufferedWriter bufw = new BufferedWriter(fw);
for (int i = 0; i < 4; i++) {
bufw.write("abcde" + i);
bufw.newLine(); // 跨平台的换行
bufw.flush(); // 刷新
}
// 关闭缓冲区,就已经将流对象一起关闭了
bufw.close();
}
}
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