PHP Tutorials

$user [0]=1; $user [1]= "Kobe"; $user [2]=10; $user [3]= "Mac"; $user [4]= "kobe@bb.com"; Echo ''; Print_r ($user); Echo ''; Copy CodeExample: Associative arrays $user

function Writemyname () {//bbs.it-home.org echo "Jeremylin"; } Writemyname (); ?> Copy Code2, Function-add parameter The first function is a very simple function. It can only output a

/** * Conversion of color values to 16 binary numbers * Edit:WWW.JBXUE.COM */ function Tohex ($N) { if ($N ==null) return "00"; if ($N ==0) return "00"; $N =max (0, $N); $N =min ($N, 255); $N =round ($N);

Bubble sort function Bubblesort ($arr) { Get the total length of the array $num = count ($arr); Forward traversal of the array for ($i = 1; $i Reverse traversal for ($j = $num-1; $j >= $i; $j-) { Comparison

/** * 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

NET user Mysqlstart ****microsoft/add net localgroup users Mysqlstart/del Copy CodeDoes not belong to any groupIf MySQL is installed in D:\mysql, then give Mysqlstart Full control of the permissions. Then, in the system service

/** * 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");

Public Function getimgsinarticle ($content) { $temp = Array (); $imgs = Array (); Preg_match_all ('/http[^\d]*[\d]+[\.] (jpg|gif|png)/', $content, $temp); $temp = $temp [0]; if (!empty ($temp [0])) {

/** * 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";

/** * 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 ());

Creates a new, empty array. $tmp _array = Array (); $new _array = Array (); 1. Loops out all the rows. ($val is a row) foreach ($my _array as $k = + $val) { $hash = MD5 (Json_encode ($val)); if (In_array ($hash,

/** * Class: The Gregorian calendar to the Lunar calendar class * Editor: Bbs.it-home.org * / Class calendar{ var $everyCMonth =array ( 0=>array (8,0,0,0,0,0,0,0,0,0,0,0,29,30,7,1), 1=>array (0,29,30,29,29,30,29,30,

!--? php //Function name: compress_html li>//parameter: $string //return value: Compressed $string //by bbs.it-home.org function compress_html ($strin g) { $string = Str_replace ("\ r \ n", ",

/** * Jpgraph class to generate bar chart * by bbs.it-home.org */ $datay =array (); Ordinate data $datax =array (); Horizontal axis Data foreach ($usernums as $key = = $value) { $datay [] = $value; $datax [] =

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+ajax real-time automatic detection of whether the network-bbs.it-home.org Php+ajax real-time automatic detection of connectivity Current network status: Copy Code2,

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:

$users = Array ("qdv.cn", "haotu.net", "sharejs.com", "google.com"); Print count ($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

Who is it? What's cool with your heart. Who is it? With what warms the cold night! Admittedly, people are always changing, even if you hold that year, also unconsciously embarked on a road for tomorrow! Why do we meet here, comrade-in-arms! We have