If the strings val1 and val2 are identical, the string returns 1; otherwise, it returns 0.
$(eq, val1 , val2 )
The following expression gets the name of the current layer; if the name matches the string value stored in the USERS1 (USERS1-5) system variable, it returns 1. Assume the string "PART12" is stored in USERS1 and the current layer is the same.
$(eq, $(getvar,users1),$(getvar,clayer))Returns 1