RowResult::fetchOne
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RowResult::fetchOne — Get row from result
说明
Fetch one result from the result set.
警告
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.
示例
示例 #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);以上示例的输出类似于：
Array
(
[name] => Sam
[age] => 33
)
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