Oracle - export to excel - Urgent

Question

dear all :
i am using oracle 11g ,
and i write PLSQL code to export data from data base to excel and it run successfully ,
but i have data must be inserted to excel cell but in diffrent lines ,
so how i can enter to new line in the same excel cell to fill my data
   UTL_FILE.put_line (output,
                               ' my name '
                               || ','
                              'first line , second line,third line '
                               || ','
                                9889
                               ||   'last column '
                              );is there is any thing help me to wrape excel sheet cell and add multiple line on it .
thanks in advance

Answer 1

i need to put v_dn_informations in excel cell and it is in loop :
is it true in this way :
v_dn_informations := v_parameter_code_info || ' : ' ||
                             v_parameter_value_info || '\n'||v_dn_informationsi try it and this is the result in excel cell :
LINE EQUIPMENT NUMBER : \nPM NODE NUMBER : \nNCOS : \nSUBGRP : \nCUSTGRP : \nLINE CLASS CODE : \nCARDCODE : \nTYPE : \nMNO : \nGND : \nIBN TYPE : \nPADGRP : \nSNPA : \nSIG : \nPM TERMINAL NUMBER : \nBNV : \nLNATTIDX : \n