Java应用小问题集合
1,字符数组转化为字符串的方法:正确方法:
package iss.zhouzhiwei;public class Test1 { public static void main(String[] args) {char[] a={'a','b','c','d'};String test=new String(a);System.out.println(test); }}
输出:
abcd
错误方法
package iss.zhouzhiwei;public class Test1 { public static void main(String[] args) {char[] a={'a','b','c','d'};String test=a.toString();System.out.println(test); }}
输出:
[C@de6ced
页:
[1]