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Readme: Clarify that need memcache extension, not memcached #152

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Readme: Clarify that need memcache extension, not memcached #152

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15 changes: 11 additions & 4 deletions readme.txt
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Expand Up @@ -6,15 +6,15 @@ Tested up to: 6.0
Stable tag: 4.0.0
Requires PHP: 7.4.0

Use memcached and the PECL memcache extension to provide a backing store for the WordPress object cache.
Use memcached (with the `d`) and the PECL memcache (without `d`) extension to provide a backing store for the WordPress object cache.

== Description ==
Memcached Object Cache provides a persistent backend for the WordPress object cache. A memcached server and the PECL memcache extension are required.
Memcached Object Cache provides a persistent backend for the WordPress object cache. A memcached server (with the `d`) and the PECL memcache (without `d`) extension are required.

== Installation ==
1. Install [memcached](http://danga.com/memcached) on at least one server. Note the connection info. The default is `127.0.0.1:11211`.
1. Install [memcached](http://danga.com/memcached) (with the `d`) on at least one server. Note the connection info. The default is `127.0.0.1:11211`.

1. Install the [PECL memcache extension](http://pecl.php.net/package/memcache)
1. Install the [PECL memcache extension](http://pecl.php.net/package/memcache) (without `d`).

1. Copy object-cache.php to wp-content

Expand Down Expand Up @@ -81,6 +81,13 @@ userslugs
widget
`

= Why am I getting a `Class "Memcache" not found` error? =

You need to install the [PECL memcache extension](http://pecl.php.net/package/memcache). Make sure it's `memcache` (no `d`) rather than `memcached` (with `d`).

Make sure it's loaded in your `php.ini` and `php-cli.ini` files. It's a regular `extension` rather than a `zend_extension`.


== Changelog ==

= 4.0.0 =
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