Hi David,
Thanks for your reply it helps me to get some ideas!!!
I was looking for more simple script for this and i created a local variable and did this. below are my code which works fine
if(CHECKBOX_1.isChecked())
{var test = CHECKBOX_1.getText();}
else
{test = "";}
if(CHECKBOX_2.isChecked())
{ var test1 = CHECKBOX_2.getText();}
else
{test1 = "";}
if(CHECKBOX_3.isChecked())
{var test2 = CHECKBOX_3.getText();}
else
{test2 ="";}
DS_1.setFilter("LINE",[test, test1, test2]);
DS_2.setFilter("LINE", [test, test1, test2]);
DS_3.setFilter("LINE", [test, test1, test2]);
Once again thanks for your valuable reply and for the link!!
Regards,
Mathivanan M