about php

　　PHP has become the most popular scripting language for a number of reasons: flexibility, ease of use, and so on. For project development, we usually need a PHP framework instead of the programmer to do the repetitive parts. In this article,

Browse Directory:First, PHP background and advantages;Second, the introduction of the principle of PHP;Third, the PHP operating environment configuration;D. Write simple PHP code and test.First, PHP background and advantages1.1 What is PHP?PHP is

What is opcodeOpCode (operate code) is a part of a computer directive that specifies the action to be performed, and the format and specification of the instruction is specified by the specified specification of the processorOpCode is a PHP

Some questions about PHP recursive functions are not mentioned, so I will comment my questions directly in the code. Reply to discussion (solution)Digui (++ $ I );Change$ I = digui (++ $ I );The digui function has a return value. you have to

Let me explain in more detail about PHP generation static pages Answer Hello everyone, let me explain in detail the steps for PHP to generate a static page: In order to study this static generation, I spent a lot of time to tell you my

An interesting question about php Destructor with the popularity of object-oriented programming, object-oriented shows many interesting questions. I believe many beginners will come into contact with two functions, constructor and Destructor, when

Cainiao's question: small questions about PHP and MySQL What I want to achieve is Order multiple dishes Then select a box Then click Submit Order The unit price of the selected option is automatically added Then assign the result to the cost of the

What about php array sorting? $ Arr & nbsp; = & nbsp; array ('zhong', 'qiu', 'hangzhou', 'kuai', 'le ') I want to keep the order of the items in the array above (Happy Mid-Autumn Festival) unchanged, and all the orders that can be increased or

New users ask for questions about php connection failure to the database! The code is as follows: PHPcode & lt ;! DOCTYPEhtmlPUBLIC & quot;-W3CDTDXHTML1.0TransitionalEN & quot; www. w3.orgTRxhtml1DTDxhtml1-transitional. dtd & quot; & gt; new users

If you do not know much about php, ask a question about wordpress & lt ;? Php & nbsp; wp_list_cats ('sort _ column = name & amp; optioncount = 1 & amp; hierarchical = 0'); & nbsp ;? & Gt; this code reports that php is not very familiar. ask a

Best Practice series (1)-About PHP components, frameworks, and Composer. 1. what are components? A component is a set of packaged code and a series of related classes, interfaces, and Trait. it helps us solve a specific problem in PHP applications.

About PHP _set () and _get () It is said on the net that these two functions are used for private variables, is this not a violation of the encapsulation of classes? Why sometimes use $this-> $varName, sometimes such $this->varname is to want not "$"

About PHP upload and processing of multi-image, Trouble master to write a piece of code for learning The requirements are as follows: There are 4 pictures under a product name. The image is uploaded to the "upimg" folder in the current path, and the

A question about PHP PHP Code $P _s_t = $t _array[0] + $t _array[1]; $timestamp = time (); Session_Start (); $ll _nowtime = $timestamp; if (session_is_ Registered (' Ll_lasttime ')) { $ll _lasttime = $_session[' ll_lasttime ']; $ll

Questions about PHP files and encodings 1:php the encoding format of the code file itself, what will be the impact of GB or UTF8? 2:php code file is mixed, have GB and UTF8 will lead to what kind of bad result? What is the string encoding format in 3

About PHP Reading Excel issues When you read an Excel file in a PHP Excel class, the value of the date cannot be displayed correctly if you encounter an Excel file with a column that is of the date type. How do I get PHP to automatically determine

Could you tell me how to draw php graphics. When writing web code, php will write the code for drawing the image: the code is as follows header (& quot; content-type: image/gif & quot;); & nbsp; $ im = Imagecreate (, 6. could you tell me about php

Five things you must know about PHP7 1. this year's schedule has been published. PHP7 will be released on July 7, October 2015. Despite some delay, we are glad to announce its release this year. You can view the detailed PHP7 timetable. 2. PHP is

Ask a php search question, for example, if I enter the keyword & nbsp; "& nbsp; Sincerely & nbsp;" & nbsp; I have already found this sentence for you. how can I use php to implement it? Please answer your questions. ------ Solution ------------------

Question about php query in MYsql ?? I want to query the corresponding value based on a specific value in the data. for example, the user value is known and the pwd value is displayed. The code I tested in phpamdin is: $ SQL & nbsp; SELECT & nbsp;