IsRuneStart (FUN)¶

FUNCTION IsRuneStart : BOOL

Reports whether byData could be the first byte of an encoded, possibly invalid rune.

Second and subsequent bytes always have the top two bits set to 2#10xxxxxx.

InOut:

Scope	Name	Type	Comment
Return	`IsRuneStart`	`BOOL`
Input	`byData`	`BYTE`	Input value to be analyzed