public static void ReplaceCharAtPosition(
	ref string str,
	char newChar,
	int position
)

Public Shared Sub ReplaceCharAtPosition ( 
	ByRef str As String,
	newChar As Char,
	position As Integer
)

public:
static void ReplaceCharAtPosition(
	String^% str, 
	wchar_t newChar, 
	int position
)

static member ReplaceCharAtPosition : 
        str : string byref * 
        newChar : char * 
        position : int -> unit