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精通PHP的十大要点

威海Web网站开发威海PHP
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以下是精通PHP的十大要点： 1. 熟悉PHP基础语法：需要掌握PHP的基本语法、变量、数据类型、运算符、流程控制等基础知识。 2. 掌握面向对象编程 (OOP)：PHP是一门面向对象编程的语言，熟悉OOP思想能够更好的开发复杂的应用程序。 3. 熟悉PHP常用函数库：PHP提供了丰富的函数库，可以快速实现常用功能，如字符串处理、数组函数、文件操作等。 4. 熟悉PHP框架：框架可以提高开发效率和代码质量，掌握并选择一种适合的框架可以快速完成应用程序的开发。 5. 熟悉Web开发技术：掌握HTML、CSS、JavaScript等前端技术可以更好的开发Web应用程序。 6. 熟悉数据库：PHP经常与数据库一起使用，需要掌握MySQL数据库的基本操作、SQL语句等。 7. 掌握PHP安全编程：了解常见的安全漏洞并采取措施进行防范；如SQL注入、跨站脚本攻击（XSS）等。 8. 熟悉PHP性能优化：对于高并发的应用程序，需要进行性能优化，包括缓存、分布式等。 9. 熟悉HTTP协议和相关技术：HTTP协议是Web开发中的基础，需要了解HTTP协议、Cookie、Session等技术。 10. 创新、开源和维护质量：PHP是开源的编程语言，使用和贡献开源代码可以提高个人技术水平，同时需注意代码的质量和维护。

Public @ 2023-03-28 00:50:36

快云数据库数据如何导入导出？

快云数据库支持以下几种方式进行导入导出： 1. 通过MySQL客户端软件进行备份，然后进行数据库导入导出。 2. 通过MySQL WorkBench可视化工具进行数据库导入导出。 3. 通过Command Line命令实现数据库导入导出。 4. 通过快云云数据库管理界面进行文件上传、下载、备份恢复等操作实现导入导出。

Public @ 2023-03-03 10:48:10

IIS7关于多域名多证书多IP的部署方案

1. 添加多个域名和IP地址：在IIS7管理工具中，选择“站点”并右键单击属性，然后选择“网站”选项卡。在“站点域名”下添加需要托管的域名，再在“站点绑定”下添加欲绑定的IP地址。 2. 添加多个SSL证书：在IIS7管理工具中，选择“服务器证书”并右键单击证书管理器，选择“导入”选项并选择欲导入的SSL证书。 3. 为每个域名配置SSL证书：在每个域名下的“SSL设置”中，选择欲使用的

Public @ 2023-04-09 17:51:09

21个实用PHP代码

1.连接MySQL： $link=mysqli_connect("localhost","username","password","dbname"); 2.从MySQL中取出数据： $res=mysqli_query($link,"SELECT * FROM tablename"); 3.以数组形式取出数据： while ($row = mysqli_fetch_array($res))

Public @ 2023-02-25 08:54:40

精通PHP的十大要点

1. 在合适的时候使用PHP - Rasmus Lerdorf没有谁比PHP的创建者Rasmus Lerdorf明白PHP用在什么地方是更合理的，他于1995年发布了PHP这门语言，从那时起，PHP就像燎原之火，烧遍了整个开发阵营，改变了互联网的世界。可是， Rasmus并不是因此而创建PHP的。 PHP是为了解决web开发者的实际问题而诞生的。和许多开源项目一样，PHP变得流行，流行的动机并

Public @ 2020-08-22 15:46:36

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[ DB ] CONNECT:[ UseTime:0.030817s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_config` [ RunTime:0.022299s ]
[ SQL ] SELECT * FROM `ob_config` [ RunTime:0.020769s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_config', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 25, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_hook` [ RunTime:0.022040s ]
[ SQL ] SELECT `id`,`name`,`addon_list` FROM `ob_hook` [ RunTime:0.020567s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_hook', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 3, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.022474s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6415 LIMIT 1 [ RunTime:0.020748s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.020971s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.021239s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.021732s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6415 LIMIT 1 [ RunTime:0.020632s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] update `ob_article` set views=views+1 where id=6415 [ RunTime:0.023071s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海Web网站开发' AND `status` <> -1 LIMIT 1 [ RunTime:0.029195s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海Web网站开发' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.042521s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海PHP' AND `status` <> -1 LIMIT 1 [ RunTime:0.027410s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海PHP' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.050485s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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