PHP syntax (5)

Body:You can use the mail () function to send emails online. The format is as follows:Mail (recipient, subject, content, mail file header );On the Internet, send an Email to the webmaster, typically like this: webmaster@163.com so that when you

Dynamic generation of stacked menus

"METHOD = POST>If (isset ($ hierarchy )){// $ Hierarchy [] = $ selection;If (isset ($ hierarchy )){While (list ($ level, $ sel) = each ($ hierarchy )){Echo " ";Echo $ level, ':', $ sel, " n ";$ Nextlevel = (int) $ level + 1;}}}Else {$ Nextlevel = 0;}

Simulation of OICQ Implementation ideas and Core Programs (1)

Based on the needs of many netizens, I have dedicated my online chat on this simulated OICQ!1. the user must register for login and save the following fields in the database userinfo:No need to ask, This is the login user Name, must be

Desktop Center (I) creating databases

Source: AesopDesktop Center (I) creating databasesAuthor: elongThis is the first time the younger brother wrote an article. I don't know if it can be released .. I want to write the program for your reference. If any expert can develop a better

Use PHP to send emails

A script that sends a E-MAIL may be one of the most common scripts you can find on the Web site, although it is very simple, a mail script can sometimes make programmers very frustrated. in PHP, there is a function called mail (). It only needs to

PHP topic navigation program

$ D_label = array ("service" => "paid service", "teach" => "tutoring center", "union" => "Campus service Alliance ", "job" => "student part-time", "free" => "Information Library ");$ Directory = $ REQUEST_URI;While ($ directory! = "/"){$ D_text =

Use libtemplate to generate static webpages

By coldwind/iwind/month/ccterran http://iwind.orgFor a long time, I asked people around how to implement static Web pages and asked questions. Now, I finally come up with a very simple solution, that is, using libtemplate to implement it.Look: http:/

How to filter and highlight illegal characters

// I'm just doing a test. If you use a string similar to tmd, you must note that if the character in the string appears in $ StartReplaceHtml or $ EndReplaceHtml, You need to modify the rules in the following preg_replace.$ CheckedMessage = "Hello !!

10 days to learn php

Objective: To Learn How to Use PHP to upload files and send emails Enctype = "multipart/form-data" must be added to the file upload form"And Let's take a look at the code below: $ F = & $ HTTP_POST_FILES ['file'];$ Dest_dir = 'uploads'; // sets

PHP unlimited classification: three methods of non-function recursive calling!

There are roughly three methods for unlimited php classification, 1. The database performs a unique index by setting the parent class ID, and then uses the recursive call of the function to implement unlimited classification; 2. The database is

Code sharing for a typical PHP paging instance

Copy codeThe Code is as follows: php make page list ID Article Title /** Created on 2010-4-17** Order by Kove Wong*/$ Link = MySQL_connect ('localhost', 'root', 'haoxiazai1987 ');Mysql_select_db ('pagelist ');Mysql_query ('set names gbk ');$

Sort out related parameters of date () date functions in PHP

AddDate_default_timezone_set (PRC);/* set the time to Beijing Time, and php5 is the Greenwich Mean Time by default */Date ()A: "am" or "pm"A: "AM" or "PM"D: day (s), double-digit number. If it is not enough, it will be zero. From "01" to "31"D: The

Basic Principles and Examples of field reuse in php Databases

I. Logical Algebra basics:1. digits are represented in binary. All possible numbers are 0 and 1.2. There are only three basic operations: "and", "or", and "not.And operation is defined as: (use & Expression and Operation)0 & 0 = 00 & 1 = 01 & 0 = 01

Php getting started knowledge point 2 simple paging process and principle of PHP

Require '../inc/conn. php ';?>// Initial parameter settings$ Pagesize = 5; // page size$ Pagenum = 1; // the first page is displayed by default.// Step 1: Obtain the current pageIf ($ _ GET ){If ($ _ GET ['pagenum']) {$ Pagenum = $ _ GET ['pagenum'];

Differences between session_unset and session_destroy in php

Session_unset ()Releases all the $ _ SESSION variables that have been created in the memory, but does not delete the session file or release the corresponding sessionIdSession_destroy ()Delete the session file corresponding to the current user and

PHP character encoding problem: GB2312 VS UTF-8 Solution

Check the Code:Copy codeThe Code is as follows: New Document $ String1 = "I am a phper ";$ String2 = "This website is a home of scripts ";Print_r (str_split ($ string1 ));Echo " ";Print_r (str_split ($ string2, 4 ));?>Test result output as expected -

Php URL jump code reduces external links

URL jump code1. Code: For example, if you save it as aaa. php, You can implement aaa. php? Url = www.baidu.com jump to Baidu.This simple call of the default $ _ GET variable. and php default jump Location:2. instance upgrade: add if LoopCode:Copy

Code for capturing yahoo boss search results using curl in php

1. Write a curl class to capture webpage contentCopy codeThe Code is as follows:Class CurlUtil{Private $ curl;Private $ timeout = 10;/*** Initialize a curl object*/Public function _ construct (){$ This-> curl = curl_init ();Curl_setopt ($ this->

Install and use the php extension hidef to improve define performance

Official Website: http://pecl.php.net/package/hidefIntroduction:Allow definition of user defined constants in simple ini files, which are then processed like internal constants, without anyOf the usual performance penalties.Allow the use of a simple

Small issues encountered when writing csv files using the php fputcsv command (multi-dimensional array connector)

Command: fputcsv ()Command Format: int fputcsv (resource handle [, array fields [, string delimiter [, string enclosure])Command Parsing: fputcsv () format a row (transmitted using the fields array) into CSV format and write the file specified by

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