wincache_fcache_fileinfo

(PECL wincache >= 1.0.0)

wincache_fcache_fileinfo — Retrieves information about files cached in the file cache

说明

array wincache_fcache_fileinfo ([ bool $summaryonly = false ] )

Retrieves information about file cache content and its usage.

参数

summaryonly

Controls whether the returned array will contain information about individual cache entries along with the file cache summary.

返回值

Array of meta data about file cache 或者在失败时返回 FALSE

The array returned by this function contains the following elements:

  • total_cache_uptime - total time in seconds that the file cache has been active
  • total_file_count - total number of files that are currently in the file cache
  • total_hit_count - number of times the files have been served from the file cache
  • total_miss_count - number of times the files have not been found in the file cache

  • file_entries - an array that contains the information about all the cached files:

    • file_name - absolute file name of the cached file
    • add_time - time in seconds since the file has been added to the file cache
    • use_time - time in seconds since the file has been accessed in the file cache
    • last_check - time in seconds since the file has been checked for modifications
    • hit_count - number of times the file has been served from the cache
    • file_size - size of the cached file in bytes

范例

Example #1 A wincache_fcache_fileinfo() example

<pre>
<?php
print_r(wincache_fcache_fileinfo());
?>
</pre>

以上例程会输出：

Array
(   [total_cache_uptime] => 3234
    [total_file_count] => 5
    [total_hit_count] => 0
    [total_miss_count] => 1
    [file_entries] => Array
        (
            [1] => Array
                (
                    [file_name] => c:\inetpub\wwwroot\checkcache.php
                    [add_time] => 1
                    [use_time] => 0
                    [last_check] => 1
                    [hit_count] => 1
                    [file_size] => 2435
                )
            [2] => Array (...iterates for each cached file)
        )
)

参见

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