wincache_ucache_exists

(PECL wincache >= 1.1.0)
Checks if a variable exists in the user cache
bool wincache_ucache_exists ( string $key )

Checks if a variable with the key exists in the user cache or not.

Parameters:
key

The key that was used to store the variable in the cache. key is case sensitive.

Returns:

Returns TRUE if variable with the key exitsts, otherwise returns FALSE.

Examples:
Using wincache_ucache_exists()
<?php
if (!wincache_ucache_exists('green'))
    wincache_ucache_set('green', 1);
var_dump(wincache_ucache_exists('green'));
?>

The above example will output:

bool(true)
See also:

wincache_ucache_set() -

wincache_ucache_add() -

wincache_ucache_get() -

wincache_ucache_clear() -

wincache_ucache_delete() -

wincache_ucache_meminfo() -

wincache_ucache_info() -

doc_php
2016-02-24 15:54:16
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