abap cl_salv_table=>factory code example

Example: abap cl_salv_table=>factory

DATA:
    mt_data 	TYPE STANDARD TABLE OF ts_data.

  DATA:
    lo_alv      TYPE REF TO cl_salv_table,
    lo_error    TYPE REF TO cx_salv_msg.
	
 
  TRY.
      cl_salv_table=>factory(
      IMPORTING
        r_salv_table = lo_alv
      CHANGING
        t_table      = mt_data ).
 
      columns = alv->get_columns( ).
  
    CATCH cx_salv_msg INTO lo_error.
      " error handling
  ENDTRY.