PHP

I encountered several questions over the past two days. 1. I asked myself to write a var_dump function. What is a bit confusing is how to implement object output and solve it? 2. heredoc is required to implement the echo function ., Classa {public $

Php generates a line number. I want to create a button in html. click it and use php to automatically generate a line number like a bank system and insert it into the database. please help me, the column in the DB table is auto_increment. Each

How does php separate letters, numbers, and Chinese characters in a string? For example: $ str = & quot; how does php split the 322-letter-number sff45d in a string into Chinese? & Quot; separated by numbers or letters. Get an array: $ new = array ()

If ($ _ post [& quot; submit & quot;]) {include 'config. php '; $ con = mysql_connect (& quot; $ db_host & quot;, & quot; $ db_username & quot;, & quot; $ db_password & quot ;) an error occurred while submitting the PHP detection form. If ($ _ post [

Is form the only source of data submitted by the user? We can use form to upload files, input values, and url-based values are submitted through form. is form the only source of data submitted by users ?, Simply put, the XMLHttpRequestXMLHttpRequest

To solve the problem of replacing line breaks with spaces, replace space with & amp; nbsp; line breaks with & lt; br & gt; doubt: replace space with & quot; whether the \ s line break is \ n or the \ r \ n environment is in a non-IR browser.

The simple question is, why? Index. phpPHPcode & lt; html & gt; & lt; head & gt; & lt; title & gt; Computing & lt;/title & gt; & lt;/head & gt; & lt; body & gt; & lt; p & the simple question is, why? Index. php PHP code

How can we make statistics on such tables more efficient? The content in the table is as follows: idbid11382150313941395139613871388150 as long as I count the values in the bid field and do not repeat them. how can I calculate the efficiency? The

Hurry up... Have you ever used the ZipArchive class? I tested it locally and can compress the file. However, when the program is uploaded to the server, it cannot be compressed and no error is prompted. Thank you. It is difficult for everyone to

How does mysqlfloat save decimals? I set a field type to float, but insert decimals and save them to the database as integers. on the Internet, I changed float to float (5, 2) the two decimal places can be saved. there are no more than five digits.

Ask your website to send an article, automatically synchronize it to Sina Weibo, and send a piece of content to the background of your website. The content can be automatically synchronized to Sina Weibo, asking for code ., There should be no

Phpeclipse installation failed. I used to use MYECLIPSE8.6.1. today I want to install a PHPECLIPSE plug-in, but I cannot succeed. I first FindandInstall in softwareupdate of MYECLIPSE, and then enter the http://update.phpeclipse.com/update/stable

This two-dimensional array is merged and duplicated values are removed. how can this two-dimensional array be merged and duplicated values are removed? (if the three fields attr_id, attr_name, and attr_value are the same, one is retained)

I used PHP to write a website about the architecture server. now I access the website through a vro on the LAN (windowsXP, Apache + mysql). now I have purchased an HP server and I need an architecture server, the server wants to install the linux

Why is zendstudio8 exactly the same as EclipsePHPStudio3? I am wondering & #183; & #183; & #183; the same way to start and exit... The same is true for the interface. The same is true for menus.... they all use the Eclipse framework. they are not

How to encrypt the PHP source code and how to encrypt the PHP source code without being seen by others? well, zend has a dedicated encryption mechanism. The code is very messy. it is used in all 18 languages. each file is added with 1000 or 2000

What is the identification framework under nginx? No problem in apache & nbsp; but it cannot be identified in nginx. taking the CI framework as an example, opening localhost/ci/index. php always reports an error, saying that it cannot load any files

Request experts to come in and answer questions, online and other PHPcodeclassSmarty_Internal_Write_File {/*** Writesfileinasavewaytodisk *** @ params PHP code class Smarty_Internal_Write_File { /** * Writes file in a save way to disk

Fckeditor calls two problems that need to be edited. there is only one normal call. could you tell me how to modify HTMLcode & lt; scriptlanguage = & quot; javascript & quot; type = & quot; text/javascript & quot; src = & quot; editor/fckeditor call

Ask for zencart talents, with a weekly salary of-Guangzhou Tianhe, and software park science and trade center park. I sincerely hope that zencart talents can work part-time or be priced by project, or by week or monthly salary proficient in zencart