String str="I am learning java programming";
StringTokenizer st=new StringTokenizer(str," ");
while(st.hasMoreTokens())
{
System.out.println(st.nextToken());
}
这样不就可以了吗
StringTokenizer st=new StringTokenizer(str," ");
while(st.hasMoreTokens())
{
System.out.println(st.nextToken());
}
这样不就可以了吗
import java.util.StringTokenizer;
public class stringdemo1{ public static void main(String[]args)
{
String str="I am learning java programming";
StringTokenizer st=new StringTokenizer(str," ");
String[]arr=new String[st.countTokens()];
for(int i=0;i<arr.length;i++)
arr[i]=st.nextToken();
for (int i=0;i<arr.length;i++) for(int j=i+1;j<arr.length;j++)
{
String temp;
int k=0;
if(arr[i].length()>=arr[j].length())
k=arr[j].compareTo(temp=arr[i].substring(0,arr[j].length()));
else
k=-arr[i].compareTo(temp=arr[j].substring(0,arr[i].length()));
if(k<0)
{
temp=arr[i];
arr[i]=arr[j];
arr[j]=temp;
}}
for(int i=0;i<arr.length;i++)
System.out.println(arr[i]);
}
}