ovrimos_num_fields
(PHP 4 >= 4.0.3, PHP 5 <= 5.0.5)
ovrimos_num_fields — Returns the number of columns
说明
int ovrimos_num_fields
( int $result_id
)
Returns the number of columns in the specified result identifier.
返回值
Returns the number of columns as an integer, or FALSE on error.
