PHP

Is_dir () function user guide in PHP and is_dir User Guide. In PHP, the is_dir () function User Guide. is_dir user guide function: is_dir () function: determines whether the given file name is a directory description: boolis_dir (string $ filename)

Php implements the method of obtaining the province and city where the ip address is located based on the ip address. Php implements the function of obtaining the province and city based on the ip address, and functionGetIpLookup ($ ip) for the

JSON and json are parsed online. JSON: json (JavaScriptObjectNotation) is a lightweight data exchange format. It is based on a subjson of JavaScript (StandardECMA-2623rdEdition-December1999), JSON online parsing Brief description: JSON (JavaScript

PHP randomly generates a unique HASH value UDF, which is a phphphash UDF. PHP randomly generates a unique HASH value user-defined function. the phphphash user-defined function has many ways to obtain random and unique HASH values on the Internet,

Use hidef extension in PHP instead of define to improve performance, hidefdefine. In PHP, hidef extension is used instead of define to improve performance. hidefdefine requires a new constant to open the local config. PHP file, think of hidef tested

Php Joseph's problem solving algorithm for killing prisoners. Php Joseph's problem solving the algorithm for killing prisoners this article mainly introduces php Joseph's problem solving algorithm for killing prisoners, the example analyzes php's

Php modifies the header to force image download ,. Php enforces image download by modifying the header. This article describes how php enforces image download by modifying the header. Share it with you for your reference. The specific implementation

Php uses CURL to forge IP addresses and source instances. Php uses CURL to forge IP addresses and source instances. This article describes how php uses CURL to forge IP addresses and sources, the principles and implementation of CURL spoofing IP

Php method for outputting xml attributes. Php output xml attribute method this article mainly introduces the php output xml attribute method. The example analyzes the use skills of the php attributes method for operating XML files, which has some

Php format the date and php format the date. Php format the date, and php format the date functionShowDate ($ flag0, $ timestrNULL) {get the day of the week $ warrarray (0 Sunday, 1 Monday, php format the date, php format date Php format the

Several predefined variables $ _ SERVER in php: Usage summary and _ server summary. Php predefined variables $ _ SERVER usage summary, _ server summary examples in this article summarize the usage of php predefined variables $ _ SERVER. Share it

Php cannot upload large files. Php cannot upload large files perfect solution php. ini cannot upload large files perfect solution 1. open php. ini (not to mention how to open it, Baidu has a lot) 2. find the post_max_size table. php cannot upload

Examples of UTF8 encoding in PHP and MYSQL ,. Examples of UTF8 encoding in PHP and MYSQL: examples of this article describe how to sort UTF8 encoding in PHP and MYSQL. The specific implementation method is as follows: an example of UTF8 encoding in

Php exports a CSV abstract class instance and a csv abstract instance. Example of exporting CSV abstract classes from php. Examples of exporting csv abstract classes from php and their applications are described in this article. The specific

Practical PHP shared with public key encryption class (different encryption results every time), php encrypted. Practical PHP shared with public key encryption (different encryption results every time), php encrypted WEB interaction security has

In dedecms, the LOOP universal tag calls the arcurl tag (get link) and dedecmsarcurl cyclically. In dedecms, the LOOP universal tag calls the arcurl tag (get link) cyclically. in dedecmsarcurl, the loop universal LOOP tag is provided in DEDECMSV5.3,

Php enables single-point logon to the web system. Php enables single-point web system logon. as users continue to expand, more systems are built. To achieve a better user experience, you need to achieve single-point user login. The so-called single

Php learning path: WSDL (2 ). Php learning path: WSDL (II) 3. define the logic message used by the service when the service operation is called, the service is defined as message exchange. In the wsdl document, these messages are defined as the

Ajax cross-origin solution: ajax cross-origin. Ajax cross-origin solution: recently, in the development process, ajax is used to asynchronously retrieve images. There is no problem with this function during development. you can test it later. After

PHP database persistent connection mysql_pconnect details. The persistent connection to MySQL in PHP has a good goal but a bad reputation. Why. After close observation, we found that this guy was not easy. he had a bad reputation for the persistent