mt_srand

(PHP3 >= 3.0.6, PHP4 )

mt_srand -- Seed the better random number generator

Description

void mt_srand (int seed)

Seeds the random number generator with seed.

  1 
  2 // seed with microseconds since last "whole" second
  3 mt_srand ((double) microtime() * 1000000);
  4 $randval = mt_rand();
  5       

See also mt_rand(), mt_getrandmax(), srand(), rand(), and getrandmax().