// Value existed before with a different version; use variant key.
// Reflect purges to $key by requiring that this key value be newer.
$value = $this->doGetWithSetCallback(
- 'cache-variant:' . md5( $key ) . ":$version",
+ $this->makeGlobalKey( 'WANCache-key-variant', md5( $key ), $version ),
$ttl,
$callback,
// Regenerate value if not newer than $key