calculating fields in model builder

Discussion created by mahoward on Apr 19, 2011
Latest reply on Apr 19, 2011 by mgillespie-esristaff
I have what is probably a bonehead question for everyone else.  How can I calculate the value of field X to 100 but only if the value of field y=A.  I can do this easily enough in arcmap but I want to make a model that will do this.  Can anyone help?