how to call the all values of listbox in listedvalues of inputbox

[#1]

hi

i have an inputbox, inside it we take a vriable,

now i want the dropdown list for  variable without write in the listedvalues  of consttraint of inputbox because i have 1000 records.

so how to  call the all values of listbox in listedvalues of inputbox

thanks

[#2]

Hi

take input box

create one variable in it  and

goto constraint tab   in the  value 

give ur required field name

it take all the field values for the variable

[#3 · Accepted solution]

hi frieds

i got the answer by using concat(distinct(fieldname), ',')