Session storage interface
Defines the minimum requirements for handling userland, in-script session storage (e.g., the $_SESSION superglobal array).
clear($key)
fromArray(array $array)
getMetadata($key)
getRequestAccessTime()
isImmutable()
isLocked($key)
lock($key)
markImmutable()
setMetadata($key, $value, $overwriteArray)
toArray($metaData)
unlock($key)