PHP $_request Array Security Pitfalls

As we all know, working with form data, you can use the $_get and $_post variables of PHP, which are specified by method of form form submission. In addition, PHP provides us with a $_request array. But it contains not only all the data elements of $

Base64_encode and UrlEncode string encryption methods in PHP

Base64_decodeDecodes the BASE64 encoded string. Syntax: String Base64_decode (string encoded_data); return value: String Function type: Encoding processing Content Description This function is decoded with a MIME BASE64 encoded string. The

Functions for generating random strings in PHP

The code is as follows Copy Code function Encrypt_str ($TXT, $KEY){Srand (Double) microtime () * 1000000);$ENCRYPT _key = MD5 (rand (0, 32000));$CTR = 0;$TMP = "";$I = 0;for (;    $I {if ($CTR = = strlen ($ENCRYPT _key)){$CTR =

PHP stripslashes () and addslashes () usage

  code is as follows copy code If (GET_MAGIC_QUOTES_GPC ()) {     function Stripslashes_deep ($value)     {         $value = Is_array ($value)? Array_map (' Stripslashes_deep ', $value): (Isset ($value)? Stripslashes ($value)

Linux prevents PHP from forging local file solutions

You can use this The code is as follows Copy Code http://www.xxx.com/index.php?page=../etc/passwdhttp://www.xxx.com/index.php?page=../../../etc/passwdhttp://www.xxx.com/index.php?page=..../../etc/passwdGet more

PHP Chinese character Verification Code program

The code is as follows Copy Code /** File: chinesechar.php* Role: Chinese character data storage*/$ChineseChar = Array ("Man", "Out", "Come", "friend", "Learn", "filial piety", "benevolence", "righteousness", "propriety," low ","

PHP MD5 encryption Function Reference detailed

GrammarMD5 (STRING,RAW) MD5 () function computes the MD5 hash of the string String required. Specify the string to be evaluated Charlist Optional. Specify hexadecimal or binary output formats:TRUE-Original 16 character binary formatFALSE-Default.

Easy-to-understand big picture carousel, you can do it as well...

Easy-to-understand big picture carousel, you can do it as well... big picture carousel > class =" ad "> class =" ad "> var rightBtn = document. getElementById ("right-btn"); var leftBtn = document. getElementById ("left-btn"); var n = 1;/

YII 2.x template file beginBlock, beginContent, beginCache,

YII 2.x template file beginBlock, beginContent, beginCache,   Echo '----------- beginBlock ------------------- '; $ this-> beginBlock ('block1', false); echo 'ininblock demo 1 '; $ this-> endBlock (); echo $ this-> blocks ['block1']; $ this->

Query and intercept thinkphp data

Query and intercept thinkphp data public function NewsList(){ $this->assign('title','news'); $p = I('page',1); $listRows = 6; $News = M('news'); $info =

Verification Code display, ticket without verification code

Verification Code display, ticket without verification code display Verification Code /* in the template html, use an img tag, request a SRC address that can generate an image. The address requested by back/views/login.html is still a

Small DOM exercises, data movement between two tables, dom tables

Small DOM exercises, data movement between two tables, dom tables This article describes how to move data between two tables. The table on the left is moved to the right, and the table on the left disappears.    

Yii framework installation experience and yii Framework experience

Yii framework installation experience and yii Framework experience I have been studying the yii framework recently. Now I will write some problems and solutions to them and share them with you. Install the yii framework: After downloading the yii

PHP unserialize (), phpunserialize

PHP unserialize (), phpunserializeDefinition and usage Unserialize () restores serialized strings back to PHP values. Use the serialize () function for serialization.Syntax Unserialize (str) Parameters Description

Php implements various Chinese character string truncation problems,

Php implements various Chinese character string truncation problems, If you use php to intercept Chinese strings, various problems may occur. A brief summary is provided. The problem in this article has not been solved yet. If you have solved the

Install and use PHPunit

Install and use PHPunitInstall and use PHPunit in Linux PHP archive (PHAR)To obtain PHPUnit, the simplest way is to download the PHP file package (PHAR) of PHPUnit, which binds all necessary components (and some optional components) required by

Detailed descriptions of php methods for determining whether to connect to the network and instance details

Detailed descriptions of php methods for determining whether to connect to the network and instance details This example describes how to determine whether PHP is connected to the network. Share it with you for your reference. The specific

PHP 500 provides a quick solution to errors, and php500 provides a solution.

PHP 500 provides a quick solution to errors, and php500 provides a solution. 1. First check the path of the error log file specified by nginx error. log. Find this log file and view the information in it. 2. Look at the path of the PHP error diary

Analysis of distinct usage in Thinkphp, thinkphpdistinct

Analysis of distinct usage in Thinkphp, thinkphpdistinct In TP, distinct () is mainly used to remove duplicate values. The Thinkphp Manual also details (link: http://document.thinkphp.cn/manual_3_2.html#distinct) My personal example is as follows:

Php generates a QR code image summary,

Php generates a QR code image summary, Method 1: 1. Method 1: use the most widely used and convenient Google api technology; 2 , '; return $ image ;} 3 /* Note: first construct the content string to call the function to generate * // construct the

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