public static void print(String str){
StringBuffer sb1 = new StringBuffer();
StringBuffer sb2 = new StringBuffer();
int length = str.length();
for(int i=0;i
if(Character.isDigit(temp)){
sb1.append(temp);
}else {
sb2.append(temp);
}
}
System.out.println("数字:" + sb1.toString());
System.out.println("字母:" + sb2.toString());
}
public static void main(String[] args) {
String s = "a2b3123c40";
print(s);
}