略微加速

PHP官方手册 - 互联网笔记

PHP - Manual: BaseResult::getWarningsCount

2024-05-07

BaseResult::getWarningsCount

(No version information available, might only be in Git)

BaseResult::getWarningsCountFetch warning count from last operation

说明

abstract public mysql_xdevapi\BaseResult::getWarningsCount(): int

Returns the number of warnings raised by the last operation. Specifically, these warnings are raised by the MySQL server.

参数

此函数没有参数。

返回值

The number of warnings from the last operation.

范例

示例 #1 mysql_xdevapi\RowResult::getWarningsCount() example

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

$session->sql("DROP DATABASE IF EXISTS foo")->execute();
$session->sql("CREATE DATABASE foo")->execute();
$session->sql("CREATE TABLE foo.test_table(x int)")->execute();

$schema $session->getSchema("foo");
$table  $schema->getTable("test_table");

$table->insert(['x'])->values([1])->values([2])->execute();

$res $table->select(['x/0 as bad_x'])->execute();

echo 
$res->getWarningsCount();
?>

以上例程的输出类似于:

2
add a noteadd a note

User Contributed Notes

There are no user contributed notes for this page.

官方地址:https://www.php.net/manual/en/mysql-xdevapi-baseresult.getwarningscount.php

北京半月雨文化科技有限公司.版权所有 京ICP备12026184号-3