function cache_is_empty
cache_is_empty($bin)
Checks if a cache bin is empty.
A cache bin is considered empty if it does not contain any valid data for any cache ID.
Parameters
$bin: The cache bin to check.
Return value
TRUE if the cache bin specified is empty.
File
- includes/cache.inc, line 183
- Functions and interfaces for cache handling.
Code
function cache_is_empty($bin) { return _cache_get_object($bin)->isEmpty(); }
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https://api.drupal.org/api/drupal/includes!cache.inc/function/cache_is_empty/7.x