hasField
The hasField
method returns a Boolean specifying if the sub field exists.
Syntax
hasField( fieldname [, case])
Arguments
Argument | Description |
---|---|
fieldname
|
(string) The name of the field. |
case
|
(boolean) A boolean that specifies whether the fieldname argument is case sensitive. The argument is case sensitive by default (true ). |
Returns
(Boolean). A Boolean specifying if the sub field exists or not.