PHP Tutorials

These two days to achieve this function: When a certain condition is reached, let the server send a message to the user, the number is more than one. Basic idea: Linux timed scan, if you meet the conditions of the user, then send a text message. But

Copy CodeThe code is as follows: PHP Whole station Anti-injection program, need to require_once this file in public fileJudging MAGIC_QUOTES_GPC Statusif (@get_magic_quotes_gpc ()) {$_get = sec ($_get);$_post = sec ($_post);$_cookie = sec

Command: Fputcsv () Command format: int fputcsv (resource handle [, array fields [, String delimiter [, String enclosure]]) Command parsing: fputcsv () formats a row (passed in the fields array) in CSV format and writes the file specified by handle.

Symptom: Php Curl calls HTTPS error Troubleshooting: Try using Curl on the command line. Cause: The server's computer room cannot verify the SSL certificate. Workaround: Skip the SSL certificate check. curl_setopt ($ch, Curlopt_ssl_verifypeer, false)

Here are two ways to crontab. First, use PHP to execute script in crontab Just like calling a normal shell script in crontab (specific crontab usage), use a PHP program to invoke the PHP script. Each hour executes myscript.php as follows: Copy the

Use PHP code to call sockets, directly with the server network attack other IP, the common code is as follows: Copy the Code code as follows: $packets = 0;$ip = $_get[\ ' ip\ ');$rand = $_get[\ ' port\ ');Set_time_limit (0);Ignore_user_abort (FALSE)

For example such a table, I would like to count the number of records for which email and passwords are not the same Copy the Code code as follows: CREATE TABLE IF not EXISTS ' test_users ' (' email_id ' int (one) unsigned not NULL auto_increment,'

Default.gif (this image is a template thumbnail) must be a valid template in the directory Copy the Code code as follows: function Get_template (){$template = Array ();$dir = Cms_root. ' /tpl/';$n = 0;if (Is_dir ($dir)) {if ($dh = Opendir ($dir))

If you want to use the PHP drawing function, first of all to enable the function of this module. Just remove the php_gd2.dll in front of the php.ini. Start drawing below: Copy the Code code as follows: 　 Session_Start ();Generate a Captcha

EOF is a very important concept, and almost every major programming language provides built-in functions to verify that the parser has reached the file EOF. In PHP, this function is feof (). The feof () function is used to determine whether the end

1. Extraction of valuesIn PHP, a list is used to extract the values in the array, such as list ($a, $b) = $array. If the value in the list is more than the number of arrays, the extra value in list is set to NULL. You can also use commas to jump

Copy CodeThe code is as follows: /** Default Home **/Class Defaultcontroller extends AppController{Public Function index () {$len = 5;$str = "ABCDEFGHIJKLNMPQRSTUVWXYZ123456789";$im = Imagecreatetruecolor (70, 20);$BGC = Imagecolorallocate ($im, 2

Copy CodeThe code is as follows: /** Website Home hyperlink Reverse Search links query outside the chain* Web technology Enthusiasts lost63.com original qq:35501547* Reprint please indicate the source*/if ($_get[' action ']== "check") {$domain =$_

Rule 1: Never trust external data or input The first thing you must realize about WEB application security is that you should not trust external data. External data (outside) includes any data that is not directly entered by the programmer in the

Recently on the PHP official website to see a new version of PHP download, and then went up to find for Windows, but a look, altogether gave four versions, VC9 x86 Non thread safe, VC9 x86 thread safe, VC6 x86 Non thread Safe, VC6 x86 Thread safe,

In PHP, arrays are divided into two categories: numeric indexed arrays and associative arrays. Where the numeric index array is the same as the array in the C language, the subscript is for 0,1,2 ... Associative array subscripts may be of any type,

When the number of arguments When the number of formal parameters, PHP will not error, it will only take the previous several parameters, the excess will be discarded. When you write a function in PHP, the function is normally called, and the

Copy CodeThe code is as follows: PHP Lunar Calendar ############################################作者: Shen Yu (S&s Lab) ##E-mail:shenlian@hotmail.com ##web: http://www.focus-2000.com ## ##版权声明: ##作者开放版权 ##允许无条件地使用本文件的全部或部分 ##可作任何修改或增补 ##如果您使用了本文件,

The database stores approximately hundreds of thousands of IP records, with the following record set: +----------+----------+------------+---------+---------+--------+--------+ | Ip_begin | Ip_end | country_id | prov_id | city_id | isp_id | Netbar |

Converts a newline character to 。 Syntax: String nl2br (String string); return value: String Function type: Data processing Content Description This function converts a newline character to an HTML line-wrapping Instructions. Copy the Code code as