将字符串"a,b,c"以逗号分隔转换为数组并打印
主要利用了String的split方法。
package com.dylan.test;
/**
* @author xusucheng
* @create 2017-12-22
**/
public class Test {
public static void main(String[] args) {
String str = "a,b,c";
String[] arr = str.split(",");
for (int i = 0; i < arr.length; i++) {
System.out.println(arr[i]);
}
//扩展:将字符数组转换为字符串
char[] data = {'a','g','e'};
String retstr = new String(data);
System.out.println(retstr);
}
}
输出:
a
b
c
age