Ec (2); after php5, the _ autoload interceptor method is introduced to automatically include and reference class files. We usually write this: copy the Code as follows: function _ autoload ($ classname) {include_once $ classname .. class. php;} $ usernewuser (); when the php engine attempts to instantiate an operation of an unknown class, it calls script ec (2); script
After php5, the _ autoload intercep
This article describes the problems that need to be paid attention to when deploying Memcached and the distributed algorithms of Memcached, whether you are a new system or a system that has been online for a long time. We can easily configure Memcached, but before we configure it, we need to pay attention to the following issues: 1. memca this article will introduce the problems that need to be paid attention to when deploying Memcached and the distributed Memcached algorithm.
Whether you are a
Problem: The project uses Ajax technology. Some requests have a large number of parameters, mainly coordinate pairs. For cross-origin access, jsonp is used, but get is used for sending requests, the length of the request is limited. When a browser processes a request that exceeds the maximum limit, it divides the request into two parts, which is equivalent to sending two requests. LoadRunner faithfully records these two requests as two web_urls during recording. The recorded script is as follows
After PhP5, the __autoload interceptor method is introduced, which can automatically include references to class files, which we usually write:Copy code code as follows:function __autoload ($classname) {Include_once $classname. '. class.php ';}
$user = new User ();
When the PHP engine attempts to instantiate an operation of an unknown class, it invokes the __autoload () method, which has the last chance to load the class required before the PHP error fails. So, when the above code executes, th
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