how to compare two columns

[#1]

Hi

i have two columns one measure

a  b    measure

1  1       34

2    3      45

6     5      56

now ouput like

a  b    comparision

1  1       34

2   3       0

6   5       0

what i wnt is if a=b i want show measure value

if not i want show 0 value

[Anonymous]

expression:

=if (a=b, sum(measure), 0)

[senpradip007]

Try like this expression:

If(a=b, measure, o)

[sujeetsingh]

T simple follow any of the sugestion