sqlite_has_prev　Returns whether or not a previous row is available　php函数

sqlite_has_prev

(PHP 5)

sqlite_has_prev -- SQLiteResult->hasPrev — Returns whether or not a previous row is available

bool sqlite_has_prev ( resource $result )

Object oriented style (method):

bool SQLiteResult::hasPrev ( void )

Find whether there are more previous rows from the given result handle.

result: The SQLite result resource. This parameter is not required when using the object-oriented method.

Note:
此函数不能用于未缓冲的结果句柄。

Returns TRUE if there are more previous rows available from the result handle, or FALSE otherwise.

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