5 solidity返回的tuple前端js无法处理，怎么将tuple中的数据都加上分隔符添加到一个字符串中返回给前端呐
结构体数组如下：
contract Score{ struct SC{ uint stu_number; uint course_number; string course_name; uint score; string teacher_name; } SC[] public sc;
function return_Stu() public view returns(SC[] memory){
return sc;
