RowResult::fetchOne

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RowResult::fetchOne — Get row from result

说明

public mysql_xdevapi\RowResult::fetchOne ( ) : array

Fetch one result from the result set.

Warning

本函数还未编写文档，仅有参数列表。

参数

此函数没有参数。

返回值

The result, as an associative array or null if no results are present.

范例

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


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

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

$schema = $session->getSchema("addressbook");
$table  = $schema->getTable("names");

$row = $table->select('name', 'age')->where('age < 40')->execute()->fetchOne();

print_r($row);

以上例程的输出类似于：

Array
(
    [name] => Sam
    [age] => 33
)

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