Cache $_SERVER['REQUEST_TIME'] : 1746084216<br />$_SERVER['REQUEST_TIME'] date   2025-05-01 07:23:36<br />$_SERVER['REQUEST_TIME'] cached 0 seconds ago<br />This cache expires each: 30 seconds<hr />Cache other class method : External call to other class successfull on 2025-05-01 07:23:36<br />This cache expires each: 60 seconds<hr />Cache & increment test num     : 1<hr />Cache a rand value    : 5924<br />This cache expires each: 10 seconds<hr />Cache an object     :object(stdClass)#5 (4) {
  ["id"]=>
  int(24)
  ["name"]=>
  string(12) "Product name"
  ["qty_random"]=>
  int(171)
  ["date_insert"]=>
  string(19) "2025-05-01 07:23:36"
}
<br />This Object cache expires each: 10 seconds<hr />Memory used: 511Kb<br />
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<input type='button' value='Refresh' onclick='location.reload();'>