Java FileInputStream.read()方法範例

Java FileInputStream.read()方法範例

FileInputStream的FileInputStream.read()方法具有以下語法。

public int read()  throws IOException

範例

在下面的程式碼顯示如何使用FileInputStream.read()方法。

import java.io.IOException;
import java.io.FileInputStream;

public class Main {
  public static void main(String[] args) throws IOException {

    int i = 0; // By: W w w .YI I  bA I.c OM
    // create new file input stream
    FileInputStream fis = new FileInputStream("C://test.txt");

    // read till the end of the file
    while ((i = fis.read()) != -1) {
      // converts integer to character
      char c = (char) i;
      System.out.print(c);
    }
  }
}