问题解决了,虽然方法不是很好
String ip = "192.168.0.1";
String [] len = new String[4];
len[0] = ip.substring(0,ip.indexOf("."));
len[1] = ip.substring(len[0].length()+1,ip.indexOf(".",4));
len[2] = ip.substring(len[0].length()+1+len[1].length()+1,ip.indexOf(".",8));
len[3] = ip.substring(len[0].length()+1+len[1].length()+1+len[2].length()+1,ip.length());
out.println("len[0] = " +len[0]);
out.println("len[1] = " +len[1]);
out.println("len[2] = " +len[2]);
out.println("len[3] = " +len[3]);有好一些方法的,发来共享啊~~ 回了就散分
String ip = "192.168.0.1";
String [] len = new String[4];
len[0] = ip.substring(0,ip.indexOf("."));
len[1] = ip.substring(len[0].length()+1,ip.indexOf(".",4));
len[2] = ip.substring(len[0].length()+1+len[1].length()+1,ip.indexOf(".",8));
len[3] = ip.substring(len[0].length()+1+len[1].length()+1+len[2].length()+1,ip.length());
out.println("len[0] = " +len[0]);
out.println("len[1] = " +len[1]);
out.println("len[2] = " +len[2]);
out.println("len[3] = " +len[3]);有好一些方法的,发来共享啊~~ 回了就散分
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java.util.StringTokenizer类
InetAddress ip = InetAddress.getByName("192.168.0.1");
byte[] addr = ip.getAddress();for(int i=0; i<4; i++)
System.out.println(addr[i]);
String[] asIP = ip.split(".");
while(st.hasMoreElements()){
System.out.println("Token:"+st.nextElement());
}