Question

怎么把数组中的元素拼接成一个字符串

Answer 1

public static void main(String[] args) { int[] nums = {1,2,4,5}; String str = ""; for (int i = 0; i < nums.length; i++) { str += nums[i]; } System.out.println(str); }

Answer 2

String [] aa = new String[]{"ta","si","yi","ge","haha"};

for(int i = 0; i<=aa.length;i++)
{
String name = aa[i]+aa[i+1]+aa[i+2]+aa[i+3]+aa[i+4];
System.out.println(name);
}