PHP

... You have to ask for help .. My code has a problem with how PHP uses arrays as the conditions for SQL query statements. Currently, there are two tables: mhf (models_has_features) and mhr (models_has_replacements ). here, msf fields are Model_Name

What is the role of RSS (XML format) files, whether they are output by themselves, or by using external software. For example, csdn also has an RSS feed and does not know what the function is ------ solution ------------------ RSS is a means to

Ask a newbie (only a few lines of code) & lt ;? Php $ count $ _ COOKIE [nam]; $ count ++; setcookie (& quot; nam & quot;, $ count, time () + 300); echo & quot; welcome! & Lt; br & gt; you are the $ count visitor to this site & quot; ask a newbie

Static methods in php classes cannot inherit the public-modified attributes of other classes. how can we solve the problem that static methods in php classes cannot inherit the public-modified attributes of other classes? Such as par. class. php and

Why can methods in the class be passed like this? What are instructions in the PHP manual? PHPcodeclassautoLoader {publicstaticfunctionmyLoader ($ classname) {$ class_filestrtolower ($ classname). & quot;. php & quot; why can methods in the class be

The design idea of the questionnaire survey system should turn to the experts of CSDN. I want to add a feedback (or questionnaire survey) function to a system, but I don't know how to implement it. I want to ask you to provide some ideas. the

How to encrypt (verify) the PHP link parameters if I delete a record that is displayed, the general practice is to use "delete" as a link. the link address is 121.121.121.121del.php? Id $ id, which receives the value from the parameter id in del.

What is the role of var declaration in php? PHP has just learned, but even if the PHP Bible involves a wide range of teaching materials, it does not mention that PHP can use var to declare variables, but read a book class on the Internet, VAR is

Which boss knows how to use php to start IE? I want to start the IE browser on the server through the php page on the server side when the client requests from the server side. I am using php to start an exe written in a small C language, in this

PHP shopping cart class, transplanted to CodeIgniter & lt ;? Php *** shopping cart program ModifiedbyCodeIgniter *** classcart {perform regular validation on the product ID and product name attributes var $ product_id_rules.a-z0-9 _-; var $

PHP Reflection mechanism details and plug-in architecture implementation 1. Purpose: this extension analysis php program exports or extracts detailed information about classes, methods, attributes, parameters, and so on, including comments.

What is this open-source program? I want to build a website for myself, but I don't know the program, so I will first take others' websites to study how to do it. what programs do I use? I belong to the kind of beginners, don't be surprised when it

What is the framework used to create a website with slightly higher business logic responsibilities? I used java for my website. now my company has a product that requires php. which framework is suitable? I think zf is too heavy, and it is like an

When I put include into a function, the variable contained cannot be called? 1. phpecho & nbsp; $ a; 2.php$ a & nbsp; aaaaaaaaaaaa; include (1.php); write and execute 2. php can get the output correctly, but below is not 2. phpfunction & nbsp;

After wamp is installed, place the info. php file in the www folder. the browser prompts that the webpage cannot be accessed. RT. Appendix info. php source code & lt ;? Phpphpinfo ();? & Gt; please give me some advice. I 've been working on it for

The use of XAMPP -- The preliminary learning process of converting Java to PHP ???? I want to learn PHP after my recent work. I heard Daniel say, "PHP is a small language. it is simple and easy to learn." Then I learned it out of my mind. The first

How to implement payment after scanning the QR code of the merchant and then entering the amount for payment how to implement scanning the QR code of the merchant and then entering the amount for payment? Source code ------ solution -----------------

An example of phpsocket persistent connection for multiple back-and-forth communications or an example found on the internet is probably like this process: socket_create & nbsp; connect socket_bind & nbsp; bind socket_listen & nbsp; listen to do &

How to sort multi-dimensional arrays by a key? For example: $ arrarray (); $ arr [] array (id & gt; 88, val & gt; xxx); $ arr [] array (id & gt; 188, val & gt; xxx); $ arr [] array (id & gt; 81, val & gt; xxx ); $ arr [] array (how to sort the id &

How can I get the timestamp of this week, last week, this month, last month, and end? how can I get the timestamp of this week, last week, this month, and last month? ------ solution -------------------- echo & nbsp; date (Ymd, strtotime (now), &