PHP Manual
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sqlite_has_prev

(PHP 5)

sqlite_has_prev

(no version information, might be only in CVS)

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

说明

bool sqlite_has_prev ( resource result )

Object oriented style (method):

class SQLiteResult {

bool 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.
注: This function cannot be used with unbuffered result handles.

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

后退	起点	前进
sqlite_has_more	上一级	sqlite_key