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RowResult::getColumnCount — Get column count
Retrieve the column count for columns present in the result set.
Această funcție nu are parametri.
The number of columns,
or FALSE
if the result set is empty.
Example #1 mysql_xdevapi\RowResult::getColumnCount() 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->getColumnCount();
Exemplul de mai sus va afișa ceva similar cu:
2