Insert a row into this section. The new row is inserted immediately
before the current
index
th row in this section. If
index
is equal to the number of rows in this section, the
new row is appended.
Returns:
The newly created row.
Parameters:
-
index - The row number where to insert a new row. This index
starts from 0 and is relative only to the rows contained inside this
section, not all the rows in the table.
Throws:
-
DOMException - INDEX_SIZE_ERR: Raised if the specified index is greater than the
number of rows of if the index is neagative.