Page Comparison

...

• + (add; can also use the attribute function sum)
• - (minus; can also use the attribute function sum, reversing the sign of the second operand)
• / (divide)
• * (multiply)

Responsive Attribute Functions 

Anchor
client_functions client_functions

To improve performance, the functions listed below can be evaluated by the client rather than the server. These are useful where you want an expression to be evaluated quickly, for example in formatting rules.

If an expression includes:

• only the following, client-calculated functions, the whole expression is evaluated on the client.
• any other function, the expression is evaluated on the server. 

Functions that can be evaluated on the client:

• And
• Contains (from version 8.2.6)
• CountElements 
• Do
• Dot (e.g. _form.UID) 
• Equals 
• Excluded
• Greater than 
• Greater than or equals 
• IsEmpty 
• IsNull 
• Less than 
• Less than or equals 
• ListContains
• Minus 
• Not 
• Not equals 
• Now 
• Or 
• Plus 
• Switch
• Today 
• Try