经典正则表达式_威海佰年网络技术有限公司_网站建设_软件开发_私有云_商标注册_公众号_小程序_APP_物联网_ChatGPT

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经典正则表达式

（1）验证邮箱： ^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$ （2）验证身份证： ^\d{15}|\d{18}$ （3）验证电话号码： ^0\d{2,3}-\d{5,9}$

Public @ 2023-03-02 12:48:07

域名转入流程使用教程

威海网站建设威海域名
1193

，具体的操作方法步骤如下： 1. 登录域名控制面板，进入Whois信息管理页面，将您的域名记录修改为：主机记录： NS1.DNS.COM NS2.DNS.COM 2. 将域名提交转入申请，选择转入至哪个域名注册商进行域名转入； 3. 登录新的域名注册商后台，添加该域名，并提交转入申请，提交完毕后，便可以将转入所需要的文档上传； 4. 等待新的注册商审核转入申请，通常转入审核需要1-2

Public @ 2023-02-25 19:00:25

ping tracert nslookup命令的使用方法和相关参数判断

威海网站建设威海Ping
1148

第一步：点击电脑“开始”按钮-找到“运行”后输入cmd，然后回车；进入如图所示的界面1.png第二步，在黑色框中光标闪烁处直接输入ping xxx.com（xxx.com换成您自己的域名，注意ping和域名之间有空格），比如我的域名是www.west.cn,那么就直接输入ping www.west.cn，回车即可。得到如图所示的结果：2.png从返回结果中我们可以看到，该域名指向的是61.139.

Public @ 2012-03-02 16:13:50

经典正则表达式

1. 匹配电子邮件的regex： ``` [a-zA-Z0-9-_\.]+@[a-zA-Z0-9-_\.]+\.[a-zA-Z]+ ``` 2. 匹配IP地址的regex： ``` \b((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(\.|$)){4}\b ``` 3. 匹配html标签的regex： ``` ]*>(.*?) ```

Public @ 2023-03-03 20:00:11

经典正则表达式

以下是一些经典的正则表达式： 1. 匹配邮箱地址 ^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$ 2. 匹配手机号码 ^1[3456789]\d{9}$ 3. 匹配 URL ^(http|https)://[a-zA-Z0-9]+\.[a-zA-Z]+(/[a-zA-Z0-9]+)*$ 4. 匹配身份证号码 ^[1-9]\d{5}(

Public @ 2023-04-10 08:50:39

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.021190s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_config` [ RunTime:0.015276s ]
[ SQL ] SELECT * FROM `ob_config` [ RunTime:0.014372s ]
[ 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:0.015462s ]
[ SQL ] SELECT `id`,`name`,`addon_list` FROM `ob_hook` [ RunTime:0.014164s ]
[ 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:0.016031s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 6163 LIMIT 1 [ RunTime:0.015059s ]
[ 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:0.014819s ]
[ 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:0.015041s ]
[ 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:0.015319s ]
[ 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` = 6163 LIMIT 1 [ RunTime:0.014206s ]
[ 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+2 where id=6163 [ RunTime:0.016740s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站建设' AND `status` <> -1 LIMIT 1 [ RunTime:0.021476s ]
[ 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` = '威海网站建设' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.040371s ]
[ 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` = '威海正则表达式' AND `status` <> -1 LIMIT 1 [ RunTime:0.021365s ]
[ 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` = '威海正则表达式' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.036059s ]
[ 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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