fread

If it is just a common file download, there is no need to use PHP, but sometimes to keep the file confidential, can only be downloaded to some people, obviously can not tell the link to others, if it is so which can not be a secret effect. The

When we need to collect a Web page content on the Web, if the image on the target site to do the anti-theft chain, we collected directly from the picture on their own website is not available. Then we use the program to download the image on the

Use the counter code directly in the PHP file: $countfile = "Num.txt"; Defines that the file written by the counter is num.txt under the current directory, and then we should test whether the file can be opened if ($fp = fopen ($countfile, "r+"))

Encryption | decryption Data library encryption and decryption technology, one of FoxPro Author: ccbzzp In reality, the security of the data is very important, especially in a very important department like the bank, So the encryption of the data

Because the quantity is too many, it is different from the English one byte in ASCII code, it uses two byte to express. By calculating these two bytes, we can get the position of the Chinese characters in the Chinese font. Reads a number of bytes

Single-page build, filename: shengcheng.php $db = mysql_connect ("localhost", "root"); mysql_select_db ("study", $db); Write the article to the database $t = Date ("y-m-d h:i:s"); $sql = "INSERT into Wenzhang

1.PHP partial file Operation function. (fopen, Fread, FileSize, fwrite, fclose) 2.unlink (), mkdir () deletes the function. ------------------------------------------------------------- 1.PHP Partial file Operation function (1) fopen open the

Download In two cases, one is to download the file separately:?$file _name = "Abc.exe";$file _dir = "/xxx/";if (!file_exists ($file _dir. $file _name)) {//check whether the file existsecho "File not found";Exit} else {$file = fopen ($file _dir.  

SSH can transmit data through the technology of online packet encryption; Using SSH, you can encrypt all the data that is transmitted, even if someone intercepts the data and cannot get useful information. At the same time the data compression,

Template This is a more useful template, than smarty,fasttemplate and phplib template are easy to use Chinese Text Archive Http://www.cqlc.net/cn_cqlctpl.txt Here is the demo address: http://www.cqlc.net/web/tml.php Please respect the author's

Example The code is as follows /** Determine whether the picture is a dynamic picture (animation)*/function Isanimatedgif ($filename) {$FP =fopen ($filename, ' RB ');$filecontent =fread ($fp, FileSize

Here to introduce how to build their own Coreseek word thesaurus. Coreseek itself with a thesaurus is not very large, direct use of it may return a lot of useless results. It is necessary to create a special word-breaker in order to search results

1, in a function, it is more efficient to use return than to use global when passing an array, for example: function userloginfo($usertemp){ $detail=explode("|",$usertemp); return $detail; } $login=userloginfo($userdb); Than function userloginfo($

Program ?Error_reporting (63);Include (' Class.html_mime_mail.inc ');/**************************************** * Example of usage.***************************************//**************************************** * Read the file background.gif into* *

Security | Download (horse horse) You're going to laugh at me. "Downloading files" is worth saying so easily? Of course it's not as simple as imagination. For example, if you want the customer to fill out a form, you can download a file, your first

}}Destroy parserXml_parser_free ($XP),Opening Tag Handlerfunction Elementbegin ($parser, $name, $attributes){Global $currentTag, $flag,Export the name of the current tag to the global scope$currentTag = $name,If within an item block, set a flagif

Download if only ordinary file download, there is no need to use PHP, with a can, but sometimes to keep files confidential, can only be downloaded to some people, Obviously not be able to tell others about the link, if this is not the effect of

  When we need to collect a Web page content on the Web, if the image on the target site to do the anti-theft chain, we directly collected pictures on their own site is not available. Then we use the program to download the image on the target

static | details | Page Let's review some basic concepts first. One, PHP script and dynamic page. PHP script is a server-side scripting, can be embedded and other methods and HTML files mixed, but also class, function encapsulation, such as the form

  Is there any way to implement multithreading in PHP? Suppose you are writing a PHP application based on multiple servers, ideally sending requests to multiple servers at the same time instead of one after the other. Can it be achieved? The answer