PHP Tutorials

This article introduces the implementation of the code in PHP to write Excel files, including the title and content. Refer to a friend who needs it.PHP writes Excel files, including headings. This is often used in daily development, such as a number

/** * Read configuration file * Edit:WWW.JBXUE.COM */ $encodename = ' existence of characters '; $lines = @file (' ske.txt '); Var_export ($lines); if (In_array ($encodename, $lines)) The reason for

After learning HTML and the basis of PHP, writing this project also has a period of time, in the process of writing can be said to be more systematic learning of some things, but also more profound some so-called experience need to accumulate the

/** * php File download code, Chinese no garbled * by bbs.it-home.org */ $file = "/tmp/Chinese name. tar.gz"; $filename = basename ($file); Header ("Content-type:application/octet-stream");

$arr = Array ("a" = = 1, "b" = 2, "c" = 3); Copy CodeIf this defines an array, it will report a compilation error: $arr = Array ("A" = 1, "b" = 2, "c" = 3); Copy CodeTherefore,

!--? php $a = "Hello"; $b = "World"; echo $a, $b, ""; echo $a. $b. " "; print $a. $b; copy code Output: Helloworldhelloworldhelloworld But this will result in a compilation error:

/** * Randomly display the specified text * by bbs.it-home.org */ function Getrand () { $a =rand (1,5); if ($a ==1) { echo "It's sunny today!" "; }elseif ($a ==2) { echo "The Great Sun Today";

/** * Get the physical (MAC) address of the machine card * Currently supports Win/linux system * Editor: Bbs.it-home.org **/ Class Macaddinfo { var $return _array = Array (); Returns an array of strings with MAC

/** * Block specified IP address access, but do not block search engine spiders * by bbs.it-home.org */ function Get_ip_data () { $ip =file_get_contents ("http://ip.taobao.com/service/getIpInfo.php?ip=". GET_CLIENT_IP ());

This article shares a PHP upload image code, through the built-in PHP function to achieve file upload, the need for friends reference.1,form form Section 2, upload the image file PHP code $max _size) {echo ' file is too large

http://www.a.com/a_setcookie.php File Contents: http://www.a.com/a_getcookie.php File Contents: http://www.b.com/b_setcookie.php File Contents: Access via browser:

An example of the function of collecting picture in PHP if ($url = = ") {return false;} $ext = STRRCHR ($url, '. '); if ($ext! = '. gif ' && $ext! = '. jpg ') {return false;} //Determine if!is_dir exists ($f Ilepath)? mkdir ($filepath): null;

This article introduces, PHP implementation of a mail sending class, based on text template to send mail, very good, have the need for friends to refer to the next bar.A PHP email send class, you can construct a simple message format, the effect is

This article describes the use of the mysql_fetch_array () function in PHP, which returns data query results as an array. Refer to a friend who needs it.PHP Data query result function: mysql_fetch_array () function. Returns the data query result as

Detect if the network is connected function Varify_url ($url) { $check = @fopen ($url, "R"); if ($check) { $status = true; }else{ $status = false; } return $status; }//by bbs.it-home.org

Php_user_info -------------------- UID Username password User's ID user name password -------------------- Copy Code2. Save the table for the information sent to the user. For example:

!--? php $lines = file (' H ttp://bbs.it-home.org/'); foreach ($lines as $line _num = + $line) { echo "line {$line _num} :". Htmlspecialchars ($line). " \ n"; } ? copy code 2, get the

/*---------------- * $FileName is the file name, must pass * $FilePath is the file path. Optional, can be a relative path or an absolute path * The @ path can only be composed of English and data, not with Chinese * Edit

$users = Array ("qdv.cn", "haotu.net", "sharejs.com", "google.com"); Print count ($users)-1; Copy CodeExample 2,php gets the usage of the array's length function count.Example 2,count function to get the length of an array

Format output Directory size unit: BYTES,KB,MB,GB can also be used to count the number of catalogs Site bbs.it-home.org function Getdirectorysize ($path) { $totalsize = 0; $totalcount = 0; $dircount = 0; if