instance 1
 
CONTEXTS demo_travel.
TYPES fields TYPE context_t_demo_travel.
DATA: carrier    TYPE fields-carrid,
      connection TYPE fields-connid,
      c_from     TYPE fields-cityfrom,
      c_to       TYPE fields-cityto,
      c_time     TYPE fields-fltime.DATA: demo_travel_inst1 TYPE context_demo_travel,
      demo_travel_inst2 TYPE context_demo_travel.carrier = 'LH'.
connection = '400'.SUPPLY carrid = carrier
       connid = connection
       TO CONTEXT demo_travel_inst1.carrier = 'AA'.
connection = '017'.SUPPLY carrid = carrier
       connid = connection
       TO CONTEXT demo_travel_inst2.DEMAND cityfrom = c_from
       cityto   = c_to
       fltime   = c_time
       FROM CONTEXT demo_travel_inst1.WRITE: / c_from, c_to, c_time.
DEMAND cityfrom = c_from
       cityto   = c_to
       fltime   = c_time
       FROM CONTEXT demo_travel_inst2.WRITE: / c_from, c_to, c_time.
 
 
 
instance 2
DATA: percentage TYPE i.
CONTEXTS docu_test4.
DATA: context_inst TYPE context_docu_test4.
DATA itab TYPE TABLE OF symsg WITH HEADER LINE.
SUPPLY max = 00
       occ = 20
       TO CONTEXT context_inst.DEMAND percent = percentage
       FROM CONTEXT context_inst MESSAGES INTO itab.WRITE: / 'Percentage: ', percentage.   "#EC NOTEXT
IF sy-subrc NE 0.
  LOOP AT itab.
    WRITE: / itab-msgty, / itab-msgid, / itab-msgno,
           / itab-msgv1, / itab-msgv2.
  ENDLOOP.
ENDIF.