PHP Tutorials

This article introduces a PHP implementation of a thumbnail class, support loading picture file and loading picture string, proportional stretching, etc., the code is followed by a call example for reference.Share a PHP thumbnail class, you can

This article introduces, using PHP to read pictures, and output to the browser to display a piece of code, there is a need for friends reference.In PHP, if PHP with pictures, Zip,exe, and other files output to the browser, and the front also output

This article introduces, PHP implementation of the file download encountered some problems and solutions, there is a need for friends to reference.When using PHP to download the file, pop-up browser comes with the download box, the Save As action

This article introduces, with PHP implementation of the query Baidu included, Google included the situation of a piece of code, there is a need for friends reference.Use PHP to query Baidu or Google's inclusion situation, in fact, is not complex,

/** * Define and use PHP abstract classes * edit:bbs.it-home.org */ Abstract class Number { Private $value; Abstract public Function value (); Public Function Reset () { $this->value = NULL; }

Share two constructors for a tree array without recursive implementations, and have a friend to make a reference.Non-recursive tree array constructors, code: $item) {if ($item [$pid]) {if (! isset ($t [$item [$pid]] [' Parent '] [$item [$pid]])

if ($something) { Include ("Somefile"); } Copy CodeExample 2, but regardless of the value of $something, the file somefile will be included in the file: if ($something) { Require ("Somefile");

This article introduces a simple example of PHP implementation of cloud tags, written by foreigners, is very simple refining. If you need a friend, you can refer to someone else's wording.PHP Cloud Tag example, the code is as follows: $value) {/

Get the current domain name: echo $_server[' server_name '];//get the source URL, that is, click to the previous page of this page URL echo ""; echo $_server["Http_referer"]; Gets the suffix of the previous page domain name

This article introduces the following, a section can get search engine inbound keyword code, there is a need for friends reference.The code is as follows: 0) {$start =stripos ($url, ' & '); $s _s_keyword=substr ($url, 0, $start); } else {$s

This article describes a piece of code that creates a tag cloud with PHP, creating a tag cloud effect from a custom PHP function. Refer to a friend who needs it.An example of creating code for the PHP tag cloud is as follows: $count) {$size =

This article introduces, in PHP based on the time stamp obtained one months of the first day of implementation code, interested friends, you can study oh.This function is given in this section to get the first day of the month. The function accepts

$a =array (1,4,5); $b = $a;//The array is not copied $a [1]=10;//array copied, and the value has been modified Print_r ($a); Print_r ($b); ?> Copy CodeThe value of $ A and $b is not the same

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

echo $_get[' xingming ']. ""; echo $_get[' age ']. ""; echo $_post[' xingming ']. ""; echo $_post[' age ']. ""; ?> Copy Code$_request's official note: The $_request-http REQUEST variable contains an

!--? php require ("config.php"); require_once ' tags.php '; $sql = "Select tags from demo";//Here you can randomly or limit the number of extracts. $rs = $db->query ($sql); while ($tags =

This article collects some PHP in the stream data flow of the function set, the need for friends, you can refer to the next.A set of PHP stream functions, as follows:Stream_bucket_append function: Add data to the queue Stream_bucket_make_writeable

Setcookie (' Php_cn_ck ', ' php_ Chinese _cookie '); Setcookie (' Php_en_ck ', ' Php_english_cookie '); ?> PHP Cookie has been set: Php_cn_ck=php_ Chinese _cookie, Php_en_ck=php_english_cookie.

!--? php //serialized array $test = Array ("A" =>0, "B" =>0, "C" =>0); $test 2 = '; $test 2=serialize ($test); echo $test 2; echo ""; Print_r (Unserialize ($test 2)); copy

Print ""; The cache file is usually read ?> Print ""; Added a unique number to make the browser request again W//print ""; ?> Copy Code2, custom PHP function, send the picture to the browser