First,
1. Display 4 borders of the table: <table border Frame=box>
2, only display the top border: <table border frame=above>
3. Display only the bottom border: <table border frame=below>
4, only display the upper and lower border: <table border frame=hsides>
5, only show left and right border: <table border frame=vsides>
6. Show left frame only: <table border frame=lhs>
7. Show right border only: <table border frame=rhs>
8, do not display any border: <table border frame=void>
Second,
1. Show only the dividing line between columns: <table rules=cols>
2. Show only the dividing line between rows and rows: <table rules=rows>
3, not displayShow any divider: <table rules=none> (only four borders shown)
4. Show all divider lines: <table rules=all>
However, it is also a reminder that NC does not support these table properties!
Summary of the display of table borders in HTML