JsonGetReal (FUN)

FUNCTION JsonGetReal : ERROR_ID

Get a real value from a JSON object.

InOut:

Scope	Name	Type	Comment
Return	JsonGetReal	ERROR_ID
Input	JsonObj	JSON_OBJ_REF	Reference to the JSON object.
	KeyName	STRING(Constants.JSON_MAX_KEY_LEN)	Key string identifier of the value.
	RealValue	POINTER TO LREAL	Reference to real for the retrieved value.