DB_result::numRows()

DB_result::numRows() -- Gets number of rows in a result set

Referentiesamenvatting

integer numRows ()

Beschrijving

Get the number of rows in a result set.

Waarschuwing

For ibase, ifx and oci8, this method only works if the DB_PORTABILITY_NUMROWS portability option is enabled. In addition, for ibase and ifx, PEAR DB must be at version 1.7.0 or greater.

Does not work for Microsoft Access.

Return waarde

integer - number of rows or a DB_Error object on failure

Throws

Tabel 34-1. Mogelijke PEAR_Error waarden

Error codeError messageReasonSolution
DB_ERROR_NOT_CAPABLE DB backend not capable Driver doesn't support this feature. Either switch to another database system or enable the DB_PORTABILITY_NUMROWS portability option.

Note

Deze functie kan niet statisch worden aangeroepen.

Voorbeeld

Zie

numCols(), affectedRows()