(PECL memcached >= 2.0.0)
Memcached::isPersistent — Check if a persitent connection to memcache is being used
public Memcached::isPersistent ( ) : bool
Memcached::isPersistent() checks if the connections to the memcache servers are persistent connections.
This function has no parameters.
Returns true if Memcache instance uses a persistent connection, false otherwise.
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https://www.php.net/manual/en/memcached.ispersistent.php