PHP

# Name: PHP + Ajax website SEO Query Tool# Author: years [Q: 4908220]# Homepage: http://master8.netInstructions for use:1. The server must support at least one of allow_url_fopen, curl, and fsockopen. For details, contact the server administrator.2.

Use PHP to calculate the year, month, week, and number of days between two dates:Copy codeThe Code is as follows:Function format ($ a, $ B ){// Check the size of two dates. The default value is "first small" and "later". If the former value is

1. Call syntaxUse date () to obtain the current time format, for example: 2. Time Format parameter settingsIn the above syntax, "Y-m-d H: I: s" is displayed in the format of year-month-day hour: minute: SecondIn this case, we only need to obtain the

Curl installation:Installation under windows: Modify the settings of the php. ini file and find php_curl.dll.// Cancel the comment extension = php_curl.dllInstall it in linux:Copy codeThe Code is as follows:# Wget http://curl.haxx.se/download/curl-7.

PHP programmers should know that they can use the mysql_pconnect (permanent connection) function to connect to the MySQL database. Using a permanent connection to the database can improve efficiency. However, in actual applications, permanent

Today, I wrote an infinitus classification and I pasted the code below. Method of classify oneCopy codeThe Code is as follows:/* Reader: This is a self-written infinitus classification implementation method. The editing method only edits the

Syntax: the integer value can be expressed in decimal, hexadecimal, or octal notation. An optional Symbol (-or +) can be added before ). The octal value indicates that 0 (zero) must be added before the number, and the hexadecimal value indicates

Copy codeThe Code is as follows:Class Foo{Private $ name = 'hdj ';Public function getName (){Return $ this-> name;}}Class Bar extends Foo{Public $ name = 'deleka ';}$ Bar = new Bar;Var_dump ($ bar-> name );Var_dump ($ bar-> getName ()); Access

The following is a detailed explanation :///\\\String urlencode (string str)Returns a string -_. all other non-alphanumeric characters will be replaced with a semicolon (%) followed by two hexadecimal numbers, and spaces will be encoded as the plus

Php obtains the current Script URL (only path)Copy codeThe Code is as follows:Function GetCurUrl (){If (! Empty ($ _ SERVER ["REQUEST_URI"]){$ ScrtName = $ _ SERVER ["REQUEST_URI"];$ Nowurl = $ scrtName;}Else{$ ScrtName = $ _ SERVER ["PHP_SELF"];If (

Copy codeThe Code is as follows:/* Creates a compressed zip file */Function create_zip ($ files = array (), $ destination = '', $ overwrite = false ){// If the zip file already exists and overwrite is false, return falseIf (file_exists ($

Etag is also available for static pages.I. First, let's look at the first situation: apache Static PageThe static pages sent from apache to the client generally contain Last-Modified and Etag. The values of these two labels come from the

I searched the internet for solutions from our predecessors. Most of them mentioned modifying php. upload_max_filesize in ini, but this problem is still prompted after modification; but when phpmyadmin prompts this problem, there is a line of

Summary.When the internal method of the class accesses the attributes declared as const and static, use the form of self ::$ name. Note the declarative format of the const attribute. const PI = 3.14 instead of const $ PI = 3.14.Copy codeThe Code is

Violent Field Length Order by num /* Matching Field And 1 = 1 union select 1, 2, 4, 5 ....... N /* Violent field location And 1 = 2 union select 1, 2, 3, 4, 5 ..... N /* Using built-in function brute-force database information Version () database ()

Here is a simple example:Copy codeThe Code is as follows:// Http://www.jb51.netClass upLoad {Public $ length; // specify the file size.Public $ file; // determines whether this class is used for Image Upload or file upload.Public $ fileName; // file

ZendExtensionManager. dll -- Zend extension plug-in ManagerZend extension plug-in Manager installation Tutorial:1. Install Zend Optimizer 3.3.0a: http://www.jb51.net/softs/9305.htmlIn this way, Zend Extension Manager v1.2.0 is installed and Zend

1. Import the SQL file exported from mysql5.2. Use mysqldump-uroot-p1234 -- opt -- compatible = mysql40-A-re: \ localhost. SQLThe -- compatible = name parameter is described as follows:-- Compatible = name Change the dump to be compatible with a

For some people, the content of the article is too simple. This is a tutorial for beginners, because the time is relatively tight (to accompany his wife to go shopping, huh, huh), and the design is not standardized, the code writing is not standard,

We will surely encounter this situation: Bank A and Bank B open your account almost simultaneously and see the original 1000 yuan deposit in your account, then both banks want to add a deposit of 500 yuan to your account. Then, Bank A will change 100