August 2003
Intermediate to advanced
1140 pages
68h 45m
English
IsArray
IsArray(value [, dimension])Returns true if the
value specified is an array. In addition,
IsArray( ) can check to see if the array is a
specified dimension (1, 2, or 3).
Examples:
<cfset Form.MyFormVar = "This is a form variable"> <cfset URL.MyURLVar = "This is a URL variable"> <cfset Grades = ArrayNew(1)> <cfset Grades[1] = 95> <cfset Grades[2] = 93> <cfset Grades[3] = 87> <cfset Grades[4] = 100> <cfset Grades[5] = 74> <cfif IsArray(Form.MyFormVar)> Form.MyFormVar is an array! <cfelseif IsArray(URL.MyURLVar)> URL.MyURLVar is an array! <cfelseif IsArray(Grades)> Grades is an array! <cfelse> No variables are arrays! </cfif>