Format specifiers in C ++, VC debugging window expression formatting

The following tables show the format specifiers recognized by the debugger.

Specifier	Format	Expression	Value displayed
D, I	Signed decimal integer	0xf000f065, d	-268373915
U	Unsigned decimal integer	0x0065, u	101
O	Unsigned octal integer	0xf065, O	0170145
X, X	Hexadecimal integer	61541, X	0x0000f065
L, h	Long or short prefix for: D, I, U, O, X, X	00406042, HX	0x0c22
F	Signed floating point	(3./2.), F	1.500000
E	Signed scientific notation	(3./2.), E	1.500000e + 000
G	Signed floating point or signed scientific notation, whichever is shorter	(3./2.), g	1.5
C	Single Character	0x0065, c	101 'E'
S	String	0x0012fde8, S	"Hello World"
Su	Unicode string	0x0012fde8, Su	"Hello World"
S8	UTF-8 string	0x0012fde8, S8	"Hello World"
HR	Hresult or Win32 error code. (The debugger now decodes hresults automatically, so this specifier is not required in those cases.	0x00000000l, HR	S_ OK
WC	Window class flag.	0x00000040, WC	Wc_defachar char
Wm	Windows message numbers	0x0010, WM	Wm_close
!	Raw format, ignoring any data type views mizmizations	I!	4

The following table contains formatting symbols used for memory locations. You can use a memory location specifier with any value or expression that evaluates to a location.

Symbol	Format	Expression	Value displayed
Ma	64 ASCII characters	PTR, Ma	0x0012ffac. 4... 0... ". 0 w &....... 1 W &. 0.: W .. 1 .... ".. 1.jo &. 1. 2 .. ".. 1... 0y .... 1
M	16 bytes in hexadecimal, followed by 16 ASCII characters	PTR, m	0x0012ffac B3 34 CB 00 84 30 94 80 ff 22 8A 30 57 26 00 00. 4... 0... ". 0 W &..
MB	16 bytes in hexadecimal, followed by 16 ASCII characters	PTR, MB	0x0012ffac B3 34 CB 00 84 30 94 80 ff 22 8A 30 57 26 00 00. 4... 0... ". 0 W &..
MW	8 words	PTR, mW	0x0012ffac 34b3 00cb 3084 8094 22ff 308a 2657 0000
MD	4 doublewords	PTR, MD	0x0012ffac 00cb34b3 80943084 308a22ff 00002657
MQ	2 quadwords	PTR, MQ	0x0012ffac 7ffdf00000000000 5f441a790012fdd4
Mu	2-byte characters (UNICODE)	PTR, Mu	0x0012fc60 8478 77f4 FFFF 0000 0000 0000

Size specifier
Pointers as Arrays

If you have a pointer to an object you want to view as an array, you can use an integer to specify the number of array elements:

ptr,10

Note: This article Reprinted from: http://msdn.microsoft.com/en-us/library/75w45ekt (V = vs.100)