Java DataInputStream.readFloat()方法示例
DataInputStream.readFloat()
方法的语法如下所示。
public final float readFloat() throws IOException
示例
在下面的代码显示如何使用DataInputStream.readFloat()
方法。
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
public class Main {
public static void main(String[] args) throws IOException {
float[] fbuf = { 123.345f, 234.567f, 123.123f, 123.123f, 123.123f, 123.345f };// By: w w W . y I i ba I . c O M
FileOutputStream fos = new FileOutputStream("c:\\test.txt");
DataOutputStream dos = new DataOutputStream(fos);
for (float f : fbuf) {
dos.writeFloat(f);
}
dos.flush();
InputStream is = new FileInputStream("c:\\test.txt");
DataInputStream dis = new DataInputStream(is);
while (dis.available() > 0) {
float c = dis.readFloat();
System.out.print(c + " ");
}
}
}