why php

I've heard colleagues say that PHP is the best language to ask for answers. (without the intention of a language dispute, aim to have fun) Reply content: I've heard colleagues say that PHP is the best language to ask for answers. (without the

ASP is a skill for Microsoft to implement dynamic web pages. ASP supports some scripting languages, mainly VBScripp. In comparison with ASP, you can also choose another open-source programming language, PHP, which can run in multiple control systems,

Php session does not support numbers as keys. Why does php session not support numbers as keys? Php_serialize is available from PHP 5.5.4. php_serialize uses plain serialize/unserialize function internally and does not have limitations that php

This code always has a 504ProxyTimeout error about 2 MB. why? At the end of this post, the code was edited by helloqhq from 2010-12-2310: 03: 26. when $ fucknum is large, for example, 1000, 504 & nbsp; Proxy & nbsp; A Timeout error occurs. after an

Q: Why is PHP better than other CGI? Is there any specific data that can prove the efficiency of PHP Execution and other CGI execution? Now my company uses C to write CGI. Will it be better if I change to PHP? Without a strong and powerful basis, I

Many php developers know that the efficiency of using static member functions of a class is higher than that of common member functions of the class. This article analyzes this problem at the application level. The following is an example: Copy

If the PHP script does not report a syntax error, why: 1. In a general integrated environment, error reports are enabled by default. However, in a linux system, installation using a software package is not required, Now you can view the PHP

Bytes -------------------------------------------------------------------------------------------------- PHP program errors include syntax errors, runtime errors, and logic errors. If the PHP script does not report a syntax error, why: --------------

Q: Why is PHP better than other CGI? Is there any specific data that can prove the efficiency of PHP execution and other CGI execution? Now my company uses C to write CGI. Will it be better if I change to PHP? Without a strong and powerful basis, I

Why is the PHP output extra special characters? My intention is to only output y, but I do not know why there is always an extra []. Verify User Name$userName = $_post[' userName ');if (!preg_match ('/^[0-9a-za-z]{3,16}$/', $userName))

Why should PHP's "8 data types" be said to be "8 primitive data types"??? Other languages do not have a "primitive" claim. Does the word "primitive" have any special meanings? Reply to discussion (solution) is not a combination of

There is a section in the official PHP documentation:1PHP2 classFoo {3 var $bar= ' I am bar. ';4 }5 6 $foo=Newfoo ();7 $bar= ' Bar ';8 $baz=Array(' foo ', ' Bar ', ' baz ', ' Quux '));9 Echo"{$foo-$bar};Ten Echo"{$foo-$baz[1]} "; One?>The

But some friends of the $_env is empty, may be the reason is: The Variables_order value of your php.ini is "gpcs", which means that the order in which the system defines PHP predefined variables is get,post,cookies,server, and no Environment (E) is

Many php developers know that the efficiency of using static member functions of classes is higher than that of common member functions of classes. This article analyzes this problem at the application level, many php developers know that the

After a long time today, we can clearly link to the database, but cannot read data. Google and Baidu finally learned that the reverse return value of the ntext field of mssql read by php is null. we recommend that you change the ntext field to text.

I have been reading this article, €? What is the cause of this problem? What is the problem? Why? When g has been successfully updated: $ linknbs... I have been reading this article, €? What is the cause of this problem? What is the problem? Why?

For example, the following code: {code...} while ($ strue) {} cannot be displayed? Where can I use true ~~ For beginners, please take care of O (∩ _ ∩) O ~ Happy New Year ~ My own understanding is :! If 'false' is true, 1. The value is not equal to 2

Some time ago, when debugging the program, the verification code can not open the situation,First of all make sure you have opened the GD library! As long as you are not the lower version of PHP basically this is the default! Just add the following

Why does PHP Upload images? The printed image type is applicationoctet-stream. I found on my computer that the image type is imagepng and moved to my mobile phone to upload images, we found that applicationoctet-stream is used to upload images in

Take a look at the following code: There are two arrays before processing arrTitle and arrHref , The arrTitle contents are as follows: arrHrefThe contents are as follows: //将title数组中首元素取出,作为栏目标题foreach ($arrTitle as &$title) { $text [] = $title[