PHP

Ajax.js function Ajax (Recvtype) {var ajax = new Object (); Whether it is HTML or XML ajax.recvtype = Recvtype?recvtype.touppercase (): "HTML"; Ajax.targeturl = '; ajax.sendstring = '; Ajax.resulthandle = '; Ajax.createxmlhttprequest =

Implement a simple template engine yourself: Aspects of PHP logic and the separation of the page Template class: Page to call: assign ("title", $title); $tpl->assign ("content", $content); $tpl->display ("mysmarty.html"); ? >

ajax No refresh Data loading ...... demo.php query ("Select ID from Users"); $page = new page ($result->num_rows,10); $sql = "Select Id,name from users ' order by ID {$page->limit}"; $result = $mysqli->query ($sql); Echo '

init.smarty.php template_dir=root. " /templates/"; $tpl->compile_dir=root. " /templates_c/"; $tpl->left_delimiter= "right_delimiter= "}-->"; ? > mysmarty.php * * Mode II: (used at display time; more flexible and intuitive) * $tpl->display ("

"; Print_r ($_cookie); echo $_cookie["one"]; Echo $_cookie["four"][0]; Destroycookie (); /** * Delete Data * Need to delete each stored variable * /function Destroycookie () { //immediately set expiration $time = time ()-

There are several ways to use the session 1. Cookies based 2. Based on the URL of the SID string 3. stored in the database 4. Stored in the memcache (the most efficient) session_name:". Session_name (); If a cookie is turned on, it can be found in

String, integer, floating-point number, logic, array, object, NULL. 1, the demarcation sign PHP demarcation symbol to determine the start and end of the PHP script, four different styles to embed PHP code in the HTML code ① standard: ②: >③js and Vbs:

Empty and Isset Empty () to determine whether a variable is "null", Isset () to determine whether a variable has been set. The empty also detects whether the variable is empty and zero. When a variable value is 0,empty (), the variable equals null,

function Read_all ($dir) { if (!is_dir ($dir)) return false; $handle = Opendir ($dir); if ($handle) {while ( $FL = Readdir ($handle))!== false) { $temp = $dir. Directory_separator. $FL; If you do not add

Read the online many log4php articles, mostly v0.8, v0.9, are very old, according to the above is always wrong, now out to V2.0, OK, I will tell you how to configure this version. 1, first on the

destimagefile= $destImage; Get picture size, type $imageInfo = getimagesize ($this->destimagefile); $this->dest_width = $imageInfo [0]; $this->dest_height = $imageInfo [1]; $this->dest_type = $imageInfo [2]; Get the picture

Nanyi Daniel's Blog mentions: Structurally, all data can eventually be decomposed into three types: The first type is a scalar (scalar), a separate string or number (numbers), such as "Beijing", a separate word. The second type is the sequence

Write a project before the time to write too much of the page class, this time to see the video, this page class quite full, and then knocked again, feel OK, write down to share. Introduce this page class: Home, Last, previous page, the next page,

PHP gets all the file names in the directory 1. First open the directory to operate and point to it with a variable Open the subdirectory under PIC under the current directory common. $handler = Opendir (' Pic/common '); 2. Read all files in the

There are some flaws, but the lambda definition of the natural number of church can be realized Class Lambda {private $f; Private $args; Private $count; Public function __construct ($f, $args = []) {if ($f instanceof Lambda)

The allocation of PHP objects in memory Like in PHP and integral type, floating-point type, but also a data class, are stored in different types of data, in the runtime to be loaded into memory to use, then the object in memory how to embody it.

name. "\ n"; The Name property is not present in the object, the read does not exist, the __get method is called $obj->name = "name Value";//The Name property is not present in the object, the setting does not exist, and the __set method is invoked

The so-called master-slave separation is written from the primary database, from the server to read data, whether a main one from or a master from, the server is instantaneous synchronization, the program end only need to process is written in the

The following gives a PHP function, the function is to detect whether a Web page is included in Baidu, directly give the code Use: Incoming a URL, such as http://www.jbxue.com/article/1.html, returned 1, Representative has been included, returned 0,

init.smarty.php template_dir=root. " /templates/"; $tpl->compile_dir=root. " /templates_c/"; The configuration file location $tpl->config_dir=root. " /configs/"; $TPL->caching=0;//Cache file location, the development phase does not open,