PHP – log() Function
The PHP log() function returns the natural logarithm of a number, or the logarithm of number to base.
PHP – log1p() Function
The PHP log1p() function returns log(1+number), computed in a way that is accurate even when the value of number is close to zero.
PHP – long2ip() Function
The PHP long2ip() function converts a long integer address into a string in IPv4 format.
PHP – max() Function
The PHP max() function returns the highest value in an array, or the highest value of several specified values.
PHP – microtime() Function
The PHP microtime() function returns the current Unix timestamp with microseconds.
PHP – min() Function
The PHP min() function returns the lowest value in an array, or the lowest value of several specified values.
PHP – mt_getrandmax() Function
The PHP mt_getrandmax() function returns the largest possible value that can be returned by mt_rand().
PHP – mt_rand() Function
The PHP mt_rand() function generates a random integer using the Mersenne Twister algorithm.
PHP – mt_srand() Function
The PHP mt_srand() function seeds the Mersenne Twister random number generator.
PHP – natcasesort() Function
The PHP natcasesort() function sorts an array by using a “natural order” (2 is less than the number 10) algorithm. This function is case-insensitive.
PHP – natsort() Function
The PHP natsort() function sorts an array by using a “natural order” (2 is less than the number 10) algorithm. This function is case-sensitive.
PHP – namespace Keyword
The PHP namespace keyword is used to declare in which namespace a PHP file is operating.
PHP – next() Function
The PHP next() function moves the internal pointer to, and outputs, the next element in the array.