Question

java中我有字符串 String aa ="A,B,C,D,E,F,G";l 想把单个的字母给截取出来，如何截取!!!!!

Answer 1

public static void main(String[] args) {
String aa ="A,B,C,D,E,F,G";
String a[]=aa.split(",");
for(int i=0;i<a.length;i++){
System.out.println(a[i]);
}
}

Answer 2

String[] str = aa.split(",");直接用，把这个字符串用split方法返回一个字符串数组，就是你要的结果啊

Answer 3

String[] bb = aa.split(",");

Answer 4

for(int i=0;i<aa.length;i++;){
char c =aa.charAt(i);
if(Character.isLetter(c)){
//是字母
}
}

Answer 5

String[] bb = aa.split(",");