IsValid (FUN)

FUNCTION IsValid : BOOL

Reports whether pbyData consists entirely of valid UTF-8-encoded runes.

If the checked area contains only characters with Unicode less than 16#80 (ASCII), the output xASCII is set accordingly

InOut:

Scope	Name	Type	Initial	Comment
Return	IsValid	BOOL
Input	pbyData	POINTER TO BYTE		Pointer to the first byte of the memory
	udiSize	UDINT		Size of the memory in bytes
Output	xASCII	BOOL	TRUE