删除数组中的元素

 1 public class Demo03 {
 2     static char ch[] = {‘1‘,‘2‘,‘3‘,‘4‘};
 3     static char ch01[] = new char[ch.length-1];
 4     public static void main(String[] args) {        
 5             newch(2);    
 6     }
 7     public static void newch(int i){        
 8         if(i==0){
 9             for(int a=0;a<ch.length-1;a++)
10             ch01[a] = ch[a+1];
11         }
12         if(0<i & i<ch.length-1){    //ch.length = 4
13             for(int a=0;a<i;a++){
14                 ch01[a] = ch[a];    //a = 0--(i-1)
15             }
16             for(int b=i;b<ch.length-1;b++){
17                 ch01[b] = ch[b+1];
18             }
19         }            
20         for(int c=0;c<ch01.length;c++){
21             System.out.println(ch01[c]);
22         }
23     }
24 }