Delete middle rows in table

I need to delete rows 3 and 4 of this table and have the 5th and 6th rows to be rows 3 and 4.

How can I do that?

Answer 1

[KALYAN ACHARJYA]

table_data([3,4],:) = [];

After deletion 5th and 6th rows automaticaly become 3 and 4 rows.