Statistic 函数
PHP Manual

stats_rand_gen_normal

(PECL stats >= 1.0.0)

stats_rand_gen_normalGenerates a single random deviate from a normal distribution with mean, av, and standard deviation, sd (sd >= 0). Method : Renames SNORM from TOMS as slightly modified by BWB to use RANF instead of SUNIF.

说明

float stats_rand_gen_normal ( float $av , float $sd )
Warning

本函数还未编写文档,仅有参数列表。

参数

av

sd

返回值


Statistic 函数
PHP Manual