PHP-manual | ||
---|---|---|
Föregående | Nästa |
(no version information, might be only in CVS)
PDOStatement::columnCount -- Returns the number of columns in the result setVarning |
Den h�r funktionen �r EXPERIMENTELL. Dess beteende, namnet p� den, och allt annat dokumenterat om den h�r funktionen kan �ndras i framtida utg�var av PHP. Anv�nd den p� egen risk. |
Use PDOStatement::columnCount() to return the number of columns in the result set represented by the PDOStatement object.
If the PDOStatement object was returned from PDO::query(), the column count is immediately available.
If the PDOStatement object was returned from PDO::prepare(), an accurate column count will not be available until you invoke PDOStatement::execute().
Returns the number of columns in the result set represented by the PDOStatement object. If there is no result set, PDOStatement::columnCount() returns 0.
Föregående | Hem | Nästa |
PDOStatement::closeCursor | Upp | PDOStatement::errorCode |