Java读取txt文件的内容 步骤：1：先获得文件句柄。 2：获得文件句柄当做是输入一个字节码流，需要对这个输入流进行。 3：读取到输入流后，需要读取生成字节流。 4：一行一行的输出。readline()。-Java read txt file content steps: 1: first obtain the file handle. 2: obtain a file handle is input as a byte stream, the need for this input stream. 3: After reading the input stream to generate a stream of bytes to be read. 4: Output line by line. readline ().