Sets the field cursor to the given offset. The next call to mysql_fetch_field() retrieves the field definition of the column associated with that offset.mysql_fetch_field()mysql_fetch_field()To seek to the beginning of a row, pass an offset value of zero.offset
MYSQL_FIELD_OFFSET mysql_field_seek(MYSQL_RES *result, MYSQL_FIELD_OFFSET offset)
The previous value of the field cursor.