PHP Tutorials

This article mainly introduced the Smarty Chinese and English multi-coded character interception garbled problem solves the method, involves to the original smarttruncate the modification, very has the practical value, needs the friend to consult

This article describes, in PHP settings, use, deletion of cookies, and some restrictions on cookies related content, there is a need for friends, can refer to.1. set cookies to set cookies in PHP and use the Setcookie function. Note: Cookies are

$STR 1 = null; $str 2 = false; echo $str 1== $str 2? ' Equal ': ' Not equal '; $str 3 = "; $str 4 = 0; Echo $str 3== $str 4? ' Equal ': ' Not equal '; $str 5 = 0; $str 6 = ' 0′; echo $str 5=== $

$file _path=iconv ("Utf-8", "gb2312", "C:\\Documents and Settings\\All Users\\Documents\\My pictures\\ example pictures \ \ \ \ \ \ \ \ \ \ \ \ \ \" "); /* IF (!copy ("C:\\winter.jpg", "d:\\aa.jpg")) { echo "Error"; }else{

substr (PHP is very good language,4,5); The output is the is ve; Copy Code1, when the length of the START>STR, then returns to (); substr (PHP is very good language,26,5); substr (PHP is very good

Method 1 echo Date ("y-m-d h:i:s"); Method 2 Date_default_timezone_set (' asia/chongqing '); System time Difference 8-hour problem $now = getdate (Time ()); $cur _wday= $now [' wday ']; $date = Date ("y-m-d

if (...) { Const FOO = ' BAR '; Invalid } But if (...) { Define (' FOO ', ' BAR '); Valid } Copy Code4, const uses a common constant name, define can use the expression as the name. For example:

Landing System Session_Start (); if ($_session[username]) { ?> }else { ?> } ?> Copy Code2,config.php

$unsafe _variable = $_post[' user_input '); mysql_query ("INSERT into table (column) VALUES (')." $unsafe _variable. "')"); Copy CodeThis is because the user can enter similar value "); DROP table tables; -To make the query into:

A. Memory Overflow Solution When doing statistical analysis of the data, often encounter large arrays, memory overflow may occur, here to share my solution. Or an example to illustrate the problem, as follows: Assuming that the number of records

/** * Determine the type of upload file * Edit bbs.it-home.org */ function File_type ($filename) { $file = fopen ($filename, "RB"); $bin = Fread ($file, 2); Read-only 2 bytes Fclose ($file); $strInfo =

This article introduces a PHP implementation of the HTTP request encapsulation class, encapsulates three kinds of post submission methods and a request method, and provides a call example for everyone to learn the reference.In PHP programming

This article shares several PHP programmer interview questions, a total of 6 parts, suitable for the Phper friends who are looking for a job, please refer to it. Featured: PHP Face questions and AnswersInterview question 11, the time format of the

This article describes the use of the Foreach Loop in PHP for array traversal method, the need for a friend to refer to it.Starting with PHP5, you can $value the elements of an array before adding &. This method is a good way to reduce wasted space

EXEC ("/bin/ls-l"); EXEC ("/bin/ls-l", $res); # $res is a data, each element represents a row of results EXEC ("/bin/ls-l", $res, $RC); # The value of the $RC is the status code of the command/bin/ls-l. The case of

This article introduces, the PHP array as a configuration file usage, a few small examples for everyone to learn the reference.In PHP programming, it is often used in the form of arrays (' configuration parameters ' = = ' config value ') as a

This article describes the use of PHP in the Var_dump () method, the need for friends, refer to it.An example of a var_dump usage is as follows: ";//var_dump ($c); $d =var_dump ($c); echo""Echo $a; echo""Echo $b; echo"";? >Output: String

/** * Xml2array () would convert the given XML text to a array in the XML structure. * Arguments: $contents-the XML text * $get _attributes-1 or 0. If This is 1 the function would get the attributes as well as the tag values-this

/** * Improved SUBSTR * Edit bbs.it-home.org */ function Getstr ($string, $length, $encoding = ' utf-8 ') { $string = Trim ($string); if ($length && strlen ($string) > $length) { Truncation character $wordscut

Define (' dir_php_exec ', ' PHP '); Define (' Dir_main_exec ', __file__); Define (' dir_tmp ', '/tmp '); Require_once (' my_process.php '); Class PP extends My_process_base { Public function run ($param = null) {