i am using mechanical apdl but i am using the user interface of apdl only when i want to change something i use editor my first question is i have a i section and i have residual stresses distributed throughout the section i want to use beam elements 188 for non linear analysis

my question is for beam 188 inistate can be given to cells but i do not know how many cells are there in my i section how to find out how many cells i have in my i section