The hasField
method checks to see if a field exists in the current document.
hasField ( fieldname [, case])
Argument | Description |
---|---|
fieldname
|
(string) The name of the field. |
case
|
(boolean) A boolean that specifies whether the fieldname is case-sensitive. The field name is case-sensitive by default. |
(Boolean). True
if the field exists, false
otherwise.
|