RAND_MAX

< c‎ | numeric‎ | random
 
C
 
Numerics
 
Pseudo-random number generation
RAND_MAX
 
Defined in header <stdlib.h>
#define RAND_MAX /*implementation defined*/

Expands to an integer constant expression equal to the maximum value returned by the function rand(). This value is implementation dependent. It's guaranteed that this value is at least 32767.

References

  • C11 standard (ISO/IEC 9899:2011):
  • 7.22/3 General utilities <stdlib.h> (p: 340)
  • C99 standard (ISO/IEC 9899:1999):
  • 7.20/3 General utilities <stdlib.h> (p: 306)
  • C89/C90 standard (ISO/IEC 9899:1990):
  • 4.10 GENERAL UTILITIES <stdlib.h>

See also

 generates a pseudo-random number
(function)
seeds pseudo-random number generator
(function)