about php

About PHP array merging $ a = array ('A', 'B', 'C'); $ B = array ('1', '2 ', '3'); $ c = array ('Ah', 'no', 'Cai '); how can we merge these three arrays into $ d = array ('A1 Ah ', 'b2 no', 'c3? For more information about PHP array merging, see

A difficult question about PHP inheritance! & Nbsp; class & nbsp; B & nbsp; & nbsp; {& nbsp; a difficult question about PHP inheritance! Class B { Public $ name = "aaa "; Function fb () { Echo get_class ($ this )," "; Echo $ this-> name

Public number to determine whether the user has been concerned about PHP code parsing, public PHP Now, many of the activities to guide users to pay attention to the public, in order to participate in activities, then how to judge the user concerned

I would like to ask you a question about PHP object-oriented. no matter whether the code design below is reasonable or not, we only need to look at the code execution results and why. & Lt ;? Phpclass & nbsp; aaa {& nbsp; function & nbsp; show () a

You don't know 10 things about PHP, and you don't know about 10 things about PHP. 1. use the ip2long () and long2ip () functions to convert an IP address into an integer and store it in the database. This method reduces the storage space to nearly 1/

[Index] [summary] FAQs about PhP basic edition and related content I'm a cainiao-I have no foundation to learn PHP and answer questions How to Learn PHP ^_^ For normal cainiao-Where should I learn PHP from friends without any foundation?

Please talk to the master about PHP Consult a master, now the computer development to the multi-core era, cloud computing, multi-threaded programming, mobile phone and tablet computer application development has reached the stage of rapid

php > About PHP time zone timing error Problem date current time difference (reprint) About PHP TimeZone time error problem date current time difference local local Date_default_timezone_setOne legacy of the previous problem is that echo date

Please talk to the master about PHP Consult a master, now the computer development to the multi-core era, cloud computing, multi-threaded programming, mobile phone and tablet computer application development has reached the stage of rapid

Problem Questions about PHP generated text Workaround Hello, my brother has a problem. I now upload a bit of data, such as my profile and so I want to add a "download" button at the front desk, click this button will send my uploaded data from the

About PHP pseudo-static rewrite settings, PHP pseudo-rewrite The main function of Rewirte is to achieve URL to jump and hide real address, a regular expression specification based on the Perl language. Usually help us achieve quasi-static,

About php? I learned a piece of php by myself, and I felt I could not estimate my own level. how can I find a job about php after learning php? Reply to discussion (solution) There is no learning standard, only a standard that can complete a

Let's talk about php floating point exact calculation, php floating point number Bc is short for Binary Calculator. Bc * function parameters are all operands plus an optional [int scale], such as string bcadd (string $ left_operand, string $

May I ask a simple question about php? php generally does not develop apps. but what are the advantages and disadvantages if php is used for application development ??? ------ Solution ------------------ Baidu Understands the characteristics of php -

A valid XML document can have a meaning, one is a well-formed document (Well-format), a document that conforms to the XML rules, and a valid document, a document that has been validated to conform to a DTD. 1. The basic syntax rules XML is

Ask a question about php-fpm when integrating with nginx .. Phpinfo & nbsp; Display & nbsp; pdo & nbsp; is disable under apache, and PDO is enabled. Under nginx php-fpm also enable & nbsp; PDO Ah ------ solution -------------------- PHP-FPM is

Questions about PHP Information Retrieval & lt ;? Php & nbsp; $ baiduwww. baidu. coms? Wdsite % 3Ahao123.com; & nbsp; $ sitefile_get_contents ($ baidu); & nbsp; $ site & nbsp; iconv (UTF-8, GB2312 questions about PHP obtaining information $ Baidu

The newcomer has two questions about php. he first entered php and found a video tutorial. after reading the book for a few days, he planned to learn it; because you are the kind of things that you don't understand and understand; however, I threw

Questions about PHP Information Retrieval & lt ;? Php & nbsp; $ baidu = "http://www.baidu.com/s? Wd = site % 3Ahao123.com "; & nbsp; $ site = file_get_contents ($ baidu); & nbsp; & Questions About PHP information retrieval $ Baidu =

Questions about PHP characters and arrays $ str = "123456"; var_dump ($ str ["abc"]); why is the result the first character instead of null & nbsp; in addition, when I unset ($ str ["abc"]), the system prompts that this subscript does not exist .,