<?php
Yaf_Registry::set("redis", new Redis());
var_dump(Yaf_Registry::has("redis"));
var_dump(Yaf_Registry::del("redis"));
var_dump(Yaf_Registry::has("redis"));
/* deleting a missing entry is silently accepted */
var_dump(Yaf_Registry::del("redis"));
?>
The above example will output
something similar to:
bool(true)
bool(true)
bool(false)
bool(true)