climits

climits offeres basic max min values of data types in field(presently working) system.

climits-macro_constants

 

Macro constants

name expresses value*
CHAR_BIT Number of bits in a char object (byte) 8 or greater*
SCHAR_MIN Minimum value for an object of type signed char -127 (-27+1) or less*
SCHAR_MAX Maximum value for an object of type signed char 127 (27-1) or greater*
UCHAR_MAX Maximum value for an object of type unsigned char 255 (28-1) or greater*
CHAR_MIN Minimum value for an object of type char either SCHAR_MIN or 0
CHAR_MAX Maximum value for an object of type char either SCHAR_MAX or UCHAR_MAX
MB_LEN_MAX Maximum number of bytes in a multibyte character, for any locale 1 or greater*
SHRT_MIN Minimum value for an object of type short int -32767 (-215+1) or less*
SHRT_MAX Maximum value for an object of type short int 32767 (215-1) or greater*
USHRT_MAX Maximum value for an object of type unsigned short int 65535 (216-1) or greater*
INT_MIN Minimum value for an object of type int -32767 (-215+1) or less*
INT_MAX Maximum value for an object of type int 32767 (215-1) or greater*
UINT_MAX Maximum value for an object of type unsigned int 65535 (216-1) or greater*
LONG_MIN Minimum value for an object of type long int -2147483647 (-231+1) or less*
LONG_MAX Maximum value for an object of type long int 2147483647 (231-1) or greater*
ULONG_MAX Maximum value for an object of type unsigned long int 4294967295 (232-1) or greater*
LLONG_MIN Minimum value for an object of type long long int -9223372036854775807 (-263+1) or less*
LLONG_MAX Maximum value for an object of type long long int 9223372036854775807 (263-1) or greater*
ULLONG_MAX Maximum value for an object of type unsigned long long int 18446744073709551615 (264-1) or greater*

* the actual value depends on the particular system and library implementation, but shall reflect the limits of these types in the target platform.

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