PHP. Руководство по PHP. 2005

lcg_value

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lcg_value

(PHP4, PHP5)lcg_value -- Combined linear congruential generator

Description

float lcg_value (void)

lcg_value() returns a pseudo random number in the range of (0, 1). The function combines two CGs with periods of 2^31 - 85 and 2^31 - 249. The period of this function is equal to the product of both primes.

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