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dbmfirstkey

(PHP 3, PHP 4, PECL)

dbmfirstkey -- Retrieves the first key from a DBM database

Description

string dbmfirstkey ( resource dbm_identifier )

Returns the first key in the database. Note that no particular order is guaranteed since the database may be built using a hash-table, which doesn't guarantee any ordering.

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后退	起点	前进
dbmfetch	上一级	dbminsert