java11.12

package h;

public class Chatper01 {
    public static void main(String[] args) {
        String str = "石家庄-武汉-哈尔滨";
        System.out.println("从第五个字符截取到末尾的结果："+ str.substring(4));
        System.out.println("从第五个字符截取到第六个的结果："+str.substring(4,6));
        System.out.print("分割后的字符串数组中的元素依次为：");
        String[] strArray = str.split("-");
        for (int i = 0; i < strArray.length; i++) {
            if (i != strArray.length-1){
                System.out.print(strArray[i] + ",");
            }else{
                System.out.print(strArray[i]);
            }
        }
    }
}