How to write if() in Set Analysis

[ravikumar_iyana]

please let me know how to correct this expression

but inside i want restrict on field 'MonYY'

MonYY: List box

I am tried this = 'Ad-hoc Users :  ' & count({<MonYY=, if(Len(Adhoc_Lanid)>0,Adhoc_Lanid)>})

[sunny_talwar]

Is this resolved then or are you still looking for a solution?