How to implement cache class code in php
This article mainly introduces "how to achieve cache class code in php". In daily operation, I believe many people have doubts about how to achieve cache class code in php. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts about "how to achieve cache class code in php". Next, please follow the editor to study!
Php implements the method of caching class code: [$cache = new Cache (); $values = $cache- > get ($key); if ($values = = false) {$cache- > put ($key, $values).]
This article operating environment: windows10 system, php 7, thinkpad T480 computer.
Instructions for use:
1. Instantiation
$cache = new Cache ()
2. Set cache time and cache directory
$cache = new Cache (60,'/ any_other_path/')
The first parameter is the number of seconds to cache, and the second parameter is the cache path, which is configured as needed.
By default, the cache time is 3600 seconds and the cache directory is cache/
3. Read cache
$value = $cache- > get ('data_key')
4. Write cache
$value = $cache- > put ('data_key',' data_value')
Complete example:
$cache = new Cache (); / / data reading key value $key from cache $values = $cache- > get ($key); / / if there is no cached data if ($values = = false) {/ / insert code here...// writes data with key value $key $cache- > put ($key, $values);} else {/ / insert code here...}
Cache.class.php