Thank you for the second question is how to solve ah solving

CodePudding user response:

Topic request are no second empty should be to limit the number of columns did not say a few columns

CodePudding user response:

Topic request are no second empty should be to limit the number of columns did not say a few columns

CodePudding user response:

The second line should be asked a few data, so if is five data line according to the requirement, then I % 5

CodePudding user response:

I hope it can help you: https://blog.csdn.net/it_xiangqiang/category_10581430.html
I hope it can help you: https://blog.csdn.net/it_xiangqiang/category_10768339.html