Int Chinese, math, English, synthetic; Four courses grades/* */

Float the total business;/* total peace divide */

Given four courses, divide total peace by programming

CodePudding user response:

You want to give out the database field, otherwise, how do you know you are a id corresponding to a course or an id corresponding to four courses.

CodePudding user response:

reference 1/f, the small dream of big banyan tree response:

what do you want to give out the database field, otherwise, how do you know you are a id corresponding to a course or an id corresponding to four classes,

This topic is such, didn't you understand?