Руководство по PHP
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dbmexists
(PHP 3, PHP 4 )
dbmexists -- Tells if a value exists for a key in a DBM database
Description
bool
dbmexists
( resource dbm_identifier, string key)
Returns
TRUE
if there is a value associated with the
key
.
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dbmdelete
Уровень выше
dbmfetch
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