Примеры
PHP Manual

Basic interface

The basic interface provides three simple functions, illustrated here:

Пример #1 "counter"'s basic interface

<?php
$starting_counter_value 
counter_get();
counter_bump(1);
$second_counter_value counter_get();
counter_reset();
$final_counter_value counter_get();
printf("%3d %3d %3d"$starting_counter_value$second_counter_value$final_counter_value);
?>

Результат выполнения данного примера:

  0   1   0

The basic interface also provides a number of INI settings.


Примеры
PHP Manual