RowResult::getColumnsCount

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RowResult::getColumnsCount — Get column count

Descrierea

public mysql_xdevapi\RowResult::getColumnsCount ( void ) : integer

Retrieve the column count for columns present in the result set.

Parametri

Această funcție nu are parametri.

Valorile întoarse

The number of columns; 0 if there are none.

Istoricul schimbărilor

Versiune Descriere
8.0.14 Method renamed from getColumnCount() to getColumnsCount().

Exemple

Example #1 mysql_xdevapi\RowResult::getColumnsCount() example

<?php
$session = mysql_xdevapi\getSession("mysqlx://user:password@localhost");

$session->sql("DROP DATABASE addressbook")->execute();
$session->sql("CREATE DATABASE foo")->execute();
$session->sql("CREATE TABLE foo.test_table(x int)")->execute();
$session->sql("INSERT INTO addressbook.names values ('John', 42), ('Sam', 33)")->execute();

$sql = $session->sql("SELECT * from addressbook.names")->execute();

echo $sql->getColumnsCount();

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