ibase_affected_rows — Return the number of rows that were affected by the previous query
说明int ibase_affected_rows ([ resource $link_identifier ] )
This function returns the number of rows that were affected by the previous query (INSERT, UPDATE or DELETE) that was executed from within the specified transaction context.
A transaction context. If link_identifier is a connection resource, its default transaction is used.
Returns the number of rows as an integer.