Rules for PHP variables: A variable starts with the $ sign, followed by the name of the variable. A variable name must start with a letter or the underscore character. A variable name cannot start with a number. A variable name can only contain alpha-numeric characters and underscores (A-z, 0-9, and _ ) PHP is a general-purpose scripting language that is especially suited to server-side web development, in which case PHP generally runs on a web server. Any PHP code in a requested file is executed by the PHP runtime, usually to create dynamic web page content or dynamic images used on websites or elsewhere. [270] 1 day ago · PHP's behaviour when using more than one unparenthesized ternary operator within a single expression is non-obvious compared to other languages. Indeed prior to PHP 8.0.0, ternary expressions were evaluated left-associative, instead of right-associative like most other programming languages. Relying on left-associativity is deprecated as of PHP ...PHP. PHP is a general-purpose scripting language widely used as a server-side language for creating dynamic web pages. Though its reputation is mixed, PHP is still extremely popular and is used in over 75% of all websites where the server-side programming language is known. 1 day ago · Here's how to run dual PHP instances with PHP 5.2 and any previous PHP on Windows 2003: 1. Right-click My Computer, go to Advanced tab, and click on Environment Variables. Add the two installations and their EXT directories to the Path variable. For example, add: c:\php;c:\php\ext;c:\TMAS\php;c:\tmas\php\ext;January 04, 2024. Us vs. The Weather Change by The Campbell Center Art Installation at Adams Square Mini Park Gas Station. Read more. January 02, 2024. Traffic Collision Results in Fatality and Arrest. Read more. December 20, 2023. Glendale Police Make Arrests Tied to a Residential Burglary Series. FastCGI Process Manager (FPM) Installation. Configuration. Installation of PECL extensions. Introduction to PECL Installations. Downloading PECL extensions. Installing a PHP extension on Windows. Compiling shared PECL extensions with the pecl command. Compiling shared PECL extensions with phpize. Aug 24, 2020 · 文章浏览阅读2.9k次。问题描述按照资料，一步一步安装php所需环境，环境安装完毕后，发现访问php不能解析。搜索资料解决，之后又出现访问php就出现下载界面，搞了大半天解决不了。问题分析1、apache没有添加对应的php类型，所以不支持php的 ...313 E BROADWAY GLENDALE, CA 91205-9998. GRAND CENTRAL — Post Office ™. 6444 SAN FERNANDO RD GLENDALE, CA 91201-5079. LA CRESCENTA — Post Office ™. 3300 FOOTHILL BLVD LA CRESCENTA, CA 91214-9998. NORTH GLENDALE — Post Office ™. 1009 N PACIFIC AVE GLENDALE, CA 91202-9998. TROPICO — Post Office ™. Nearby Recently Sold Homes. Nearby homes similar to 720 W California Ave have recently sold between $1M to $1M at an average of $740 per square foot. SOLD MAR 31, 2023. $1,150,000 Last Sold Price. 4 Beds. 2 Baths. 1,668 Sq. Ft. 219 E Acacia Ave, Glendale, CA 91205. KO TAI REALTY. Jan 23, 2023 · 大家好，今天给大家介绍基于php+mysql的成绩查询系统设计与实现，文章末尾附有本毕业设计的论文和源码下载地址哦。文章目录： 项目难度：中等难度 适用场景：相关题目的毕业设计 配套论文字数：7096个字25页 包含内容：整套源码+完整毕业论文+答辩PPT提示：以下为毕业论文的简略介绍，项目源码 ...Mar 11, 2020 · php数学函数，加（bcadd）、减（bcsub）、乘（bcmul）、除（bcdiv） bcscale() 来设置全局默认的小数位数 bcscale ( int $scale ) : bool ...3 days ago · It would appear that in php the increment in the left side of the assignment is processed prior to processing the right side of the assignment, whereas in C, neither increment occurs until after the assignment.Jul 3, 2020 · 第四步：把html加在网址上控制台就会打印出你写的东西 就完成了。第一步：先在你创建的网站php上的根目录下创建一个html。第三步：在你的index.php上写入这些。第二步：写上html代码。url地址改成你自己的名。1 day ago · 1 USD to PHP - Convert US Dollars to Philippine Pesos. Xe Currency Converter. Convert Send Charts Alerts. Amount. 1 $ From. USD – US Dollar. To. PHP – Philippine Peso. 1.00 US Dollar = 56.33 1514 Philippine Pesos. 1 PHP = 0.0177521 USD. We use the mid-market rate for our Converter. This is for informational purposes only.Oct 23, 2016 · PHP中把以两个下划线__开头的方法称为魔术方法 (Magic methods)，这些方法在PHP中充当了举足轻重的作用。. 魔术方法包括：. __construct ()，类的构造函数. __destruct ()，类的析构函数. __call ()，在对象中调用一个不可访问方法时调用. __callStatic ()，用静态方式中调用一个 ...This PHP tutorial covers all the topics of PHP such as introduction, control statements, functions, array, string, file handling, form handling, regular expression, date and time, …PHP Form Handling Previous Next The PHP superglobals $_GET and $_POST are used to collect form-data. PHP - A Simple HTML Form The example below displays a simple …1 day ago · PHP Form Validation - W3SchoolsLearn how to validate user input in PHP forms with simple and secure methods. This tutorial covers topics such as required fields, email format, numeric values, and more. You will also find examples and exercises to …Mar 25, 2020 · 我们在选择某些WordPress主题或插件的时候，可能会看到它们对PHP版本和参数会有一些要求，如何知道您的PHP配置是否满足这些要求呢？ 很多建站小白还真的不知道如何查看服务器主机的PHP信息。其实现在几乎所有的主机商都会提供PHP信息 ...Log into Facebook to start sharing and connecting with your friends, family, and people you know.Jul 28, 2021 · Again, use apt to acquire and install this software: sudo apt install mysql-server. When prompted, confirm installation by typing Y, and then ENTER. When the installation is finished, it’s recommended that you run a security script that comes pre-installed with MySQL.1 day ago · Example Get your own PHP Server. When the user fills out the form above and clicks the submit button, the form data is sent for processing to a PHP file named "welcome.php". The form data is sent with the HTTP POST method. To display the submitted data you could simply echo all the variables. The "welcome.php" looks like this:Sep 27, 2019 · 必 看：如果你已经装了IIS服务器，请到：“开始—> 程序 —> 管理工具 —> Internet 信息服务(IIS)管理器 —> 网站”将所有网站停止。否则将导致Apache无法启动。如果你已经配置过PHP环境，为避免重复出 …Log into Facebook to start sharing and connecting with your friends, family, and people you know.Jul 13, 2022 · 1、以管理员身份运行APMServ，启动服务器，点击管理MySQL数据库； 2、将数据库设计源码（.sql文件）中的数据导入数据库当中； 3、最后点击访问用户本地网站，找到我们解压后的源代码的目录并点击（记得事先将项目文件放到APMServ5.2.6\www\htdocs目录下）； 4、找到 ...Sep 26, 2023 · Great if you like your tutorials to the point. 11. Learn-php.org Free Interactive PHP Tutorial. Learn-php.org free interactive PHP tutorial. The unique thing about this PHP tutorial is that it’s a set of interactive exercises that encourage you to try out coding and see if you can get the expected output. Learn the fundamentals of PHP, one of the most popular languages of modern web development. Includes PHP, PHP Basics, PHP and HTML, …PHP Tutorial. PHP (Hypertext Preprocessor) is a versatile and widely-used server-side scripting language for creating dynamic and interactive web applications. …3 days ago · php中文网下载站为网站开发和前端人员提供最专业，最全的建站资源。包含各种最新的网站源码，前端模板，JS特效代码，图片素材，实用的在线工具等。并且一 切资源免费！欢迎下载！Nov 7, 2022 · 网上购书这样一种方式，顺应了时代潮流，逐渐为人们所接受 [12]。. 本系统使用现在时下较为流行的PHP语言编写，用到了目前先进MYSQL数据库。. 系统分为前台和后台两个部分，前台部分主要是用户进行图书的浏览，以及订书，购书管理等，主要是面向用户 …Generally, the built-in Web Server is intended for production usage. Example #1 Starting the web server. $ cd ~/public_html $ php -S localhost:8000. The terminal will show: PHP 5.4.0 Development Server started at Thu Jul 21 10:43:28 2011 Listening on localhost:8000 Document root is /home/me/public_html Press Ctrl-C to quit. Jul 3, 2020 · 第四步：把html加在网址上控制台就会打印出你写的东西 就完成了。第一步：先在你创建的网站php上的根目录下创建一个html。第三步：在你的index.php上写入这些。第二步：写上html代码。url地址改成你自己的名。Sep 26, 2013 · 在PHP开发中工作里非常多使用到超时处理到超时的场合，我说几个场景：. 异步获取数据如果某个后端数据源获取不成功则跳过，不影响整个页面展现. 为了保证Web服务器不会因为当个页面处理性能差而导致无法访问其他页面，则会对某些页面操作设置. 对于 …Create new account. Create a Page for a celebrity, brand or business. Log into Facebook to start sharing and connecting with your friends, family, and people you know.php-jwt is a PHP library that allows you to encode and decode JSON Web Tokens (JWT) in PHP, conforming to RFC 7519. Prerequisites You must have the following prerequsites to be able to follow this tutorial from scratch: You need PHP 7, Composer and MySQL database system installed on your development environment, Apr 27, 2022 · PHP轻量级框架(YPHP)首先下载PHP框架，并复制框架到您项目的跟目录（框架名称最好不要修改，如必须要修改，修改完成后，情修改框架跟目录App.php配置信息） YPHP轻量级框架Bug修复 ( YPHP轻量级PHP框架版本更新至 V 1.1.0 ) 一、已解决实例化模块时，用户不能手动指定默认执行的类和默认执行的方法！Nov 16, 2020 · xmlrpc.php是一个用于授权从其他各种应用程序对WordPress进行远程更新的功能模块。. 这篇文章将帮助您更全面地了解xmlrpc.php在网站中的功能属性，以及可能存在的安全风险，并教教您如何禁用来规避可能因该文件带来的安全风险。. xmlrpc.php其实是一项允许远程连接 ...Jul 7, 2022 · PHP is an incredibly popular programming language. Statistics say it’s used by 80% of all websites. It’s the language that powers WordPress, the widely used content management system for websites. And it also powers a lot of different frameworks that make Web Development easier, like Laravel. Speaking of Laravel, it.Wikipedia lists 40 PHP frameworks, but some of those are better described as content management systems, and undoubtedly there are many more. Early PHP …2 days ago · For more details about installing PHP extensions, see the Official Docker Image for PHP. Update the compose.yaml file to add a db and persist data. Open the compose.yaml file in an IDE or text editor. You'll notice it already contains commented-out instructions for a PostgreSQL database and volume.说明. 从 PHP 8 开始，我们将能够开始使用 ‘注解’。. 这些注解 (在许多其他语言中也称为注释) 的目标是以结构化的方式将元数据添加到类、方法、变量等中。. 注解的概念并不新鲜，我们使用文档块来模拟它们的行为已经有很多年了。. 不过，通过添加注解 ...PHP Tutorial. PHP (Hypertext Preprocessor) is a versatile and widely-used server-side scripting language for creating dynamic and interactive web applications. …点击下拉列表，在第一个下拉列表中选择PHP作为要换算的原始货币，在第二个下拉列表中选择CNY 作为要换算的目标货币。3 就是这么简单 我们的汇率换算器将为您显示PHP兑CNY的当前汇率，以及过去一天、一周或一个月的汇率变化。Top currency pairings ...Apr 11, 2022 · 首先把php.ini-development文件复制一份副本在当前文件夹中，并重命名为php.ini. 注意注意：这里的文件类型是修改了的，后缀名改变了！. 确定更改！. 然后是测试，打开apache文件夹的bin文件夹，点击文件选择以管理员的身份打开cmd，然后输入. .\httpd -M 结果如下. 是 ...php-jwt is a PHP library that allows you to encode and decode JSON Web Tokens (JWT) in PHP, conforming to RFC 7519. Prerequisites You must have the following prerequsites to be able to follow this tutorial from scratch: You need PHP 7, Composer and MySQL database system installed on your development environment, Sep 11, 2023 · 本篇文章给大家分享怎么用PHP来实现一个留言板的功能。一、留言板需要实现的功能 1：写留言、展示留言 其中包括留言内容、留言人、留言时间；下面的实力中还包括了指定的qq账号头像；将上述中的留言内容、留言人以及时间等数据展示出来Sep 18, 2014 · @WebDude0482 or anyone else who comes across this: the mail function in PHP will look for a local mail server to send the email from. If you have control of the server/container, you need to install an actual mail server such as Dovecot, on the same host. Get Building With These PHP Projects. In this article, we share the 13 best php projects in 2024 with source code. Yes, despite JavaScript being everywhere, PHP still powers the server side of more than 75% of websites, including tech giants like WordPress, Facebook, and Wikipedia. That might surprise you! Here's how to run dual PHP instances with PHP 5.2 and any previous PHP on Windows 2003: 1. Right-click My Computer, go to Advanced tab, and click on Environment Variables. Add the two installations and their EXT directories to the Path variable. For example, add: c:\php;c:\php\ext;c:\TMAS\php;c:\tmas\php\ext; Jan 25, 2021 · php项目默认有一个启动地址，我们可以在小皮板这边进行设置，这样方便我们在地址栏中不用输入那么多，节省时间，而且设置的站点名，有助于更好的认识我们的项目，一目了然。. 1、打开小皮板目录中的网站：. 在这个界面中我们主要设置图上框中的内容 ...Jun 21, 2022 · 自成立以来，PHP作为一种编程语言一直在不断发展。每一个新的主要版本都增加了新的功能，并重写了现有的功能以提高整体性能。截至目前，最新的稳定版本是PHP 7，它比以前的版本有很大的改进。 Node.js 与PHP相比，Node.js是一个相对较新的孩子。This PHP tutorial covers all the topics of PHP such as introduction, control statements, functions, array, string, file handling, form handling, regular expression, date and time, …Jun 3, 2019 · 在php中设置session有很多方面包有给session设置值或直接设置过期、失效和有效期，下面小编来给大家给各位朋友介绍怎么使用。我们先来看看在php.ini中session怎么设置，打开 php.ini，查找Session设置部分中以下一项，代码如下： session.save_path = "N;/path" session.save_path = "C:/Temp" #此处以你自己设定的路径为准 ...Jul 28, 2021 · Create a new PHP file in your custom web root directory using your preferred editor. We’ll use nano for that: nano /var/www/ your_domain / todo_list.php; The following PHP script connects to the MySQL database and queries for the content of the todo_list table, exhibiting the results in a list. If there’s a problem with the database ... Jun 14, 2022 · 本文介绍socket的原理与使用php原生方式的简单实现，系列文章：php原生socket从入门到实战websocket聊天室，实现网络进程之间的通信，几乎所有应用程序都是采用 socket，socket是应用层与 TCP/IP 协议族通信的中间抽象层，它是一组接口。Apr 11, 2022 · 首先把php.ini-development文件复制一份副本在当前文件夹中，并重命名为php.ini. 注意注意：这里的文件类型是修改了的，后缀名改变了！. 确定更改！. 然后是测试，打开apache文件夹的bin文件夹，点击文件选择以管理员的身份打开cmd，然后输入. .\httpd -M 结果如下. 是 ...3 days ago · 在自己的网站，我们可能会遇到有些页面不想让别人看到，但自己又想方便的访问查看，比如网站的php探针页面，暴漏了很多服务器的信息，存在安全隐患，那么给这个页面加上一个密码，输入正确密码才能访问就是解决这个问题的最佳方法了。。效果如下图：实现方法很简单，就一段php代码，复制 ...Jul 15, 2020 · 今天老王在用 PHP 操作数据库时遇到了一个错误：Allowed memory size of 134217728 bytes exhausted (tried to allocate 78 bytes)，导致这个错误的原因是内存溢出，即超过了 PHP 允许的最大内存，本文分享下解决方法。 一、解决方法 对于 PHP 内存溢出的问题，这里提供 2 个常用的解决方法，一个是修改 php.ini，一个是用 ...Mar 1, 2019 · 如下图所示，进入调试面板，点齿轮选择 PHP，然后会创建一个 launch.json 文件，修改这个文件加入 pathMappings 配置，这个配置参数用于设置服务器路径与本地路径的对应关系，低版本使用的是 localSourceRoot 和 serverSourceRoot，目前已经被废除。. 另外记得将端口改为 ...Nov 7, 2022 · 网上购书这样一种方式，顺应了时代潮流，逐渐为人们所接受 [12]。. 本系统使用现在时下较为流行的PHP语言编写，用到了目前先进MYSQL数据库。. 系统分为前台和后台两个部分，前台部分主要是用户进行图书的浏览，以及订书，购书管理等，主要是面向用户 …To change the PHP settings, open your User or Workspace Settings ( ⌘, (Windows, Linux Ctrl+,)) and type 'php' to filter the list of available settings. To set the PHP executable …Mar 9, 2020 · 对于我们学习前端的小伙伴来说，日后免不了要和后端产生交互，在这里就简单介绍一种学习前端时， 怎么搭建平台，在浏览器中实现运行php代码。. 大致分为三步：1、在本地搭建一个php的运行环境，WAMP、phpstudy、xampp都可以，在这里我们安装一个phpstudy实现 ...Sep 3, 2017 · 今天写下PHP中，如何通过各种方法 获取当前系统时间、时间戳，并备注各种格式的含义，可灵活变通。. 1、获取当前时间方法date ()很简单，这就是获取时间的方法，格式为：date (format,format, timestamp)，format为格式、timestamp为时间戳–可填参数。. 2、获取时间戳 ...Dec 5, 2023 · PHP新款微信小程序商城系统源码，是一款支持拼团、秒杀、分销、抽奖、签到、砍价等的多功能商城系统，程序为整站源码，完全开源免授权，支持进行二次开发。. 基于PHP开发的一款威客任务系统源码，全网功能最强最稳定全新美化界面任务平台系统高仿 …Dec 26, 2023 · 那么什么是PHP框架，为什么要使用它们，及与大家分享一些最受欢迎的PHP框架。 什么是PHP框架？ PHP框架是用于创建PHP类型的Web应用程序的平台。PHP框架提供了常用功能的代码库，从而减少了开发人员需要编写的原始代码量。 为何使用PHP框 …1 day ago · Learn how to use PHP object-oriented programming (OOP) to create and manipulate classes and objects, with examples and exercises from W3Schools. W3Schools is a leading web development tutorial site that covers HTML, CSS, JavaScript, and more.3 days ago · PHP is a popular scripting language that can be used to create dynamic and interactive web pages. W3Schools PHP Tutorial teaches you the basics of PHP syntax, variables, functions, forms, cookies, sessions, and more. You can also try out your PHP code online with W3Schools Spaces, a free and powerful web development tool.Jul 28, 2021 · Create a new PHP file in your custom web root directory using your preferred editor. We’ll use nano for that: nano /var/www/ your_domain / todo_list.php; The following PHP script connects to the MySQL database and queries for the content of the todo_list table, exhibiting the results in a list. If there’s a problem with the database ... May 6, 2014 · PHP，是英文超级文本预处理语言Hypertext Preprocessor的缩写。PHP 是一种 HTML 内嵌式的语言，是一种在服务器端执行的嵌入HTML文档的脚本语言，语言的风格有类似于C语言，被广泛的运用。Jul 7, 2022 · PHP is an incredibly popular programming language. Statistics say it’s used by 80% of all websites. It’s the language that powers WordPress, the widely used content management system for websites. And it also powers a lot of different frameworks that make Web Development easier, like Laravel. Speaking of Laravel, it.Oct 20, 2023 · 在本教程中，我们将讨论php.ini — PHP中的主要配置文件。从初学者的角度，我们将讨论其含义，在何处定位以及它提供的几个重要配置设置。 什么是 无论您是PHP初学者还是经验丰富的开发人员，我都可以肯定您已经听说过php.ini ：最重要的PHP配置文件。3 days ago · 在自己的网站，我们可能会遇到有些页面不想让别人看到，但自己又想方便的访问查看，比如网站的php探针页面，暴漏了很多服务器的信息，存在安全隐患，那么给这个页面加上一个密码，输入正确密码才能访问就是解决这个问题的最佳方法了。。效果如下图：实现方法很简单，就一段php代码，复制 ...PHP. PHP is a general-purpose scripting language widely used as a server-side language for creating dynamic web pages. Though its reputation is mixed, PHP is still extremely popular and is used in over 75% of all websites where the server-side programming language is known. Sep 18, 2014 · @WebDude0482 or anyone else who comes across this: the mail function in PHP will look for a local mail server to send the email from. If you have control of the server/container, you need to install an actual mail server such as Dovecot, on the same host. Jun 14, 2022 · 本文介绍socket的原理与使用php原生方式的简单实现，系列文章：php原生socket从入门到实战websocket聊天室，实现网络进程之间的通信，几乎所有应用程序都是采用 socket，socket是应用层与 TCP/IP 协议族通信的中间抽象层，它是一组接口。Jun 19, 2020 · 前言：平时在项目中，偶尔会遇到文件备份导入导出的需求，在此记录使用PHP执行文件压缩和解压缩的三种方式** 目录 1. 使用PHP扩展的ZipArchive类 2. 使用压缩与解压缩类PclZip.php 3. 使用PHP函数exec()执行Linux下的压缩zip,解压缩unzip命令 1. 使 …AJ-Captcha行为验证码，包含滑动拼图、文字点选两种方式，UI支持弹出和嵌入两种方式。后端提供Java实现，前端提供了php、angular、html、vue、uni-app、flutter、android、ios等代码示例。 1 在线体验 在线体验暂时下线 2 功能概述 2.1 组件介绍Jan 23, 2023 · 大家好，今天给大家介绍基于php+mysql的成绩查询系统设计与实现，文章末尾附有本毕业设计的论文和源码下载地址哦。文章目录： 项目难度：中等难度 适用场景：相关题目的毕业设计 配套论文字数：7096个字25页 包含内容：整套源码+完整毕业论文+答辩PPT提示：以下为毕业论文的简略介绍，项目源码 ...1 day ago · layui网站后台管理系统框架模板. php中文网：公益在线php培训，帮助PHP学习者快速成长！. 搜集的各种网站源码供网站开发人员下免费下载！. 所有网站源码都是经过php中文网 安装测试可用，无毒、无广告、无弹窗，可放心下载使用！.Sep 3, 2017 · 今天写下PHP中，如何通过各种方法 获取当前系统时间、时间戳，并备注各种格式的含义，可灵活变通。. 1、获取当前时间方法date ()很简单，这就是获取时间的方法，格式为：date (format,format, timestamp)，format为格式、timestamp为时间戳–可填参数。. 2、获取时间戳 ...Dec 8, 2017 · 收藏. 私信. 关注. 文章浏览阅读9.6k次，点赞2次，收藏2次。. 通过.php查看PHP版本的常用方法：通过命令行查看PHP版本的方法：php -version但在Windows下往往忽视了一种最直接最简单查看PHP版本的方法_phpwind看版本.Jan 18, 2024 · PHP Tutorial. PHP (Hypertext Preprocessor) is a versatile and widely-used server-side scripting language for creating dynamic and interactive web applications. Whether you’re a seasoned developer or a beginner eager to delve into the world of web development, this PHP tutorial is your gateway to mastering the intricacies of PHP programming ... PHP has abstract classes and methods. Classes defined as abstract cannot be instantiated, and any class that contains at least one abstract method must also be abstract. Methods defined as abstract simply declare the method's signature; they cannot define the implementation. When inheriting from an abstract class, all methods marked abstract in ... Jun 21, 2022 · 自成立以来，PHP作为一种编程语言一直在不断发展。每一个新的主要版本都增加了新的功能，并重写了现有的功能以提高整体性能。截至目前，最新的稳定版本是PHP 7，它比以前的版本有很大的改进。 Node.js 与PHP相比，Node.js是一个相对较新的孩子。You can also call the script from the command line after chmod'ing the file (ie: chmod 755 file.php). On your first line of the file, enter "#!/usr/bin/php" (or to wherever your php executable is located). If you want to suppress the PHP headers, use the line of "#!/usr/bin/php -q" for your path. up. down. Learn the fundamentals of PHP, one of the most popular languages of modern web development. Includes PHP, PHP Basics, PHP and HTML, …Apr 11, 2022 · 首先把php.ini-development文件复制一份副本在当前文件夹中，并重命名为php.ini. 注意注意：这里的文件类型是修改了的，后缀名改变了！. 确定更改！. 然后是测试，打开apache文件夹的bin文件夹，点击文件选择以管理员的身份打开cmd，然后输入. .\httpd -M 结果如下. 是 ...Oct 28, 2019 · PHP+Mysql实现数据库增删改查的方法：1、创建入口文件【index.html】连接数据库、查询数据；2、点击增加按钮，通过【addnews.html】添加数据；3、点击删除按钮，通过服务端文件【action-del.php】进行删除。PHP+Mysql实现数据库增删改查的方法：1.的方法：1..