Parameter 1 of function isdefined … must be a syntactically valid variable name

Parameter 1 of function IsDefined which is now … must be a syntactically valid variable name

Solution: Add a quotation around the parameter and it’ll be OK.

ParameterExists(form.mynumber)
IsDefined(“form.mynumber”)

Then again,

IsNumeric(form.mynumber)

<cfoutput query=”test_query”>

Colfusing,… eh?