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RowResult::getColumnNames

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RowResult::getColumnNamesGet all column names

说明

public mysql_xdevapi\RowResult::getColumnNames ( void ) : array

Retrieve column names for columns present in 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

A numerical array of table columns names, or an empty array if the result set is empty.

范例

Example #1 mysql_xdevapi\RowResult::getColumnNames() 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();

$colnames $sql->getColumnNames();
  
print_r($colnames);

以上例程的输出类似于:

Array
(
    [0] => name
    [1] => age
)
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