%JSON_ObjectHasField function

Function

Check if there exists a field with a given name in the JSON object.

Declaration

BOOL %JSON_ObjectHasField(
    INT in handle, 
    TEXT in field
 )

Parameters

handle	Handle to parent JSON object.
field	Field name

Return value

@TRUE if given field exists in JSON object, else @FALSE.

Description

Function checks if there exists a field with a given name in the JSON object.

Exception is thrown if handle to JSON object is invalid.

Example

 INT _obj
 _obj := %JSON_ObjectFromString(ModuleInfo)
 
 BOOL _hasInfo
 _hasInfo := %JSON_ObjectHasField(_obj, "client_info")

 %JSON_FreeObjectHandle(_obj)