strpos

Copy CodeThe code is as follows: function Write_naps_bot () { $useragent =get_naps_bot (); Echoexit ($useragent); if ($useragent = = "false") return false; Date_default_timezone_set ("Asia/shanghai"); $date =date ("y-m-d h:i:s"); $ip

PHP code to determine whether the device is a mobile phone or tablet (two ways), PHP Tablet PC Now the mobile Internet is more and more developed, a lot of websites have popularized the mobile browsing, in order to better let the Web page display

Crawlers of major seo search engines will constantly access and capture the content of our site, which also consumes a certain amount of site traffic. Sometimes, they need to block some spiders from accessing our site. In fact, there are only a few

When doing web development often need to use the mobile device to match the page, of course, you can make the site directly responsive, but if you do not want to do so, you can use PHP to determine the type of device, and then display the

The following is a code written in php to obtain crawling records of search spider. The following search engines are supported: Record the crawling websites of Baidu, Google, Bing, Yahoo, Soso, Sogou, and Yodao! The php code is as follows: Copy

String operations and regular expressionsString formatting;Concatenate and separate strings using string functions;String comparison;Use string functions to match and replace substrings;Use a regular expression;String formatting1. Space removal:

PHP code to implement spider capture SEO (Search engine Optimization), the Chinese translation of Search engine optimization, for the more popular network marketing in recent years, the main purpose is to increase the exposure of specific keywords

First, explode$str = ' Data:image/png;base64,ivborw0kggoaaaansuheugaaalcaaaeccaiaaabc8mukaaag ... '; $TMPARR Explode $str ); $a $TMPARR [0]; $b $TMPARR [1];Where the OP number is 11 and 7 different functions are used to perform the operationSecond,

From 1:http://blog.sina.com.cn/s/blog_8edc37a801016yha.html--------------------------------------------------------------------I think the simplest is:(with this best, strpos efficiency is highest)Strpos ($a, $b)!== False if $b is present in $ A,

The latest plan to learn PHP, found a lot of functions need to use, can write their own trouble, so I found the common functions of PHP, from the major PHP system down, is absolutely the use of PHP utility functions Copy Code code as follows:

Thinkphp Framework is one of the most popular PHP frameworks in China, although it is not comparable with those of foreign countries, but the advantage is that, well, the Chinese manual is very comprehensive. A recent study of SQL injection, which

This article introduces PHP to determine whether the mobile phone is iOS or Android three small instances, to determine whether the user's mobile phone is Android or iOS, search the relevant information, the results of the final share to everyone.

Now the mobile Internet is becoming more and more developed a lot of sites are popular mobile phone browsing, in order to better let the Web page on the mobile side display, we have chosen to use CSS Media Query production response template, but

Because of work requirements, we need to know what kind of users have accessed our website. Now there are many mobile devices, let's take a look at the example of PHP used to judge iPhone, iPad, Android, and PC devices. Because of work requirements,

Now, mobile Internet has exceeded PC, and many websites have established mobile websites, including my small websites. There is a problem here. If the customer directly uses his mobile phone to open my primary domain name, how can I make a judgment

Records of Baidu,google,bing,yahoo,soso,sogou,yodao crawling sites can be recorded The code is as follows:01 //http://www.tongqiong.com03function Get_naps_bot ()24905$useragent = Strtolower ($_server[' http_user_agent ');0607if (Strpos ($useragent, '

PHP code to implement spider capture SEO (Search engine Optimization), the Chinese translation of Search engine optimization, for the more popular network marketing in recent years, the main purpose is to increase the exposure of specific keywords

ArticleDirectory A). Convert the character to uppercase: strtoupper () B). Convert the character to lowercase: strtolower () C). If the first character is a letter, convert it to uppercase: ucfirst () D). Convert the first letter

Phpstrpos usage example tutorial. Define and use the position returned by the strpos () function. for the first time, a series of other internal strings appear. If the string is not found, this function returns FALSE. Syntax strpos (stri definition

Php imitates the data code of the aspxmlhttprequest request. Class name: httprequest ($ url, $ methodget, $ usesocket0) $ url indicates the request address. the default request method is get; $ usesocket is 0 by default, and fsockopen is used, if