Member Incidence command in Staadpro

Example of Member incidence command

1 1 3; 2 3 4; 3 4 2;

Above line indicates member number(1) , starting node (1), and ending node number (3).

member number(2) , starting node (3), and ending node number (4)

member number(3) , starting node (4), and ending node number (2)

separated by single spaces.