addValues() protected method
Adds multiple key-value pairs to cache.
The default implementation calls addValue() multiple times add values one by one. If the underlying cache storage supports multiadd, this method should be overridden to exploit that feature.
| protected array addValues ( $data, $duration ) | ||
|---|---|---|
| $data | array |
Array where key corresponds to cache key while value is the value stored |
| $duration | integer |
The number of seconds in which the cached values will expire. 0 means never expire. |
| return | array |
Array of failed keys |
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