import java.net.*;
import java.io.*;
import java.util.Scanner;public class URLDemo
{ public static void main (String[] args) throws Exception
{
URL url=new URL("htpp","www.mldnjava.cn",80,"/project.htm");
InputStream input=url.openStream();
Scanner scan=new Scanner(input);
scan.useDelimiter("\n");
while(scan.hasNext())
{
System.out.println (scan.next());
}
}
}
编译后出现--------------------Configuration: <Default>--------------------
Exception in thread "main" java.net.MalformedURLException: unknown protocol: htpp
at java.net.URL.<init>(URL.java:395)
at java.net.URL.<init>(URL.java:283)
at URLDemo.main(URLDemo.java:17)Process completed.
import java.io.*;
import java.util.Scanner;public class URLDemo
{ public static void main (String[] args) throws Exception
{
URL url=new URL("htpp","www.mldnjava.cn",80,"/project.htm");
InputStream input=url.openStream();
Scanner scan=new Scanner(input);
scan.useDelimiter("\n");
while(scan.hasNext())
{
System.out.println (scan.next());
}
}
}
编译后出现--------------------Configuration: <Default>--------------------
Exception in thread "main" java.net.MalformedURLException: unknown protocol: htpp
at java.net.URL.<init>(URL.java:395)
at java.net.URL.<init>(URL.java:283)
at URLDemo.main(URLDemo.java:17)Process completed.
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改为
URL url=new URL("http","www.mldnjava.cn",80,"/project.htm");