php use

Does PHP use the rand () function to generate token security? Web applications often need to create a token that is difficult to guess, for example, a session token, a CSRF token, or a token used to reset the password in the email in the forgot

Why does PHP use $_session to make mistakes? session1.php: session1.php Session_Start (); echo "Welcome: First Page "; $_session[' MyWord ']= "I am Zhang San"; $_session["Myage"]= "18"; $_session["Mysex"]= "male"; echo "The MyWord value in the

In PHP, use JSON to restore json to an array or a json Array. In the PHP language, JSON and json are restored to an array. I wrote a simple example of php returning json data before using the json Array. I just got online and suddenly found an

First, we create a class: (The following is the class code) so that our call class is complete. Next, we can call this class so that we can push it, I also learn from other people's code, hoping to help some friends in need. First, create a class:

Does PHP have the keyword "USE"? I have not read any PHP documents. But when I read a framework, I found that USE is used in it. ------ Solution -------------------- I guess not. ------ solution -------------------- I don't understand this ------

PHP -- use the HiChina interface to implement the domain name query function. Today, when I create a website for someone else, I have to have the domain name query function. I checked some information and wrote a simple query function. the front-end

Use GD to draw a pie chart and gd to draw a pie chart. Use GD to draw a pie chart in PHP and gd to draw a pie chart in PHP. for the class to be drawn, see the code: 1 ClassChart {2 private $ image; define image 3 private $ title; define Title 4 priv

PHP --- filter arrays using callback functions & lt; div & gt; & lt ;? Php returns functionodd ($ var) {return ($ var % 21) if it is an odd number;} returns functioneven ($ var) {return ($ var % 20) if it is an even number ); PHP --- use callback

Static variables and static variables in PHP use detailed, static use detailed Static variables exist only within the scope of the function, that is, the static variables only live in the stack. General function variables are released after the

What editor does php use? I started to use dw, but it was slow to start, and it consumed a lot of resources, directly listen to the fan call. I used sublime. Now I want to know what plug-ins need to be installed, that is, when writing php, the error

Recently, in the time of the uploading of images, I was worries, but I was thinking, why do I have to wait for the thumbnail to upload, but no station, only need to upload time, the thumbnail is in its machine background, and then found a function

PHP Learning. The Korean style in PHP is enough. Today several are used:(1) filetype () determine the file type. (2) can the is_writable () file be written? (3) can the is_readable () file be read? (4) Date_default_timezone_set () from the default

Source: http://www.helloweba.com/view-blog-205.htmlPhpmailer is a packaged PHP mail sending class, support for sending HTML content of e-mail, and can add attachments to send, not like the php itself mail () function requires server environment

Basic example of PHP: Use PHP + Mysql to compile a simple news management system and mysql news management system Goal: Use php and mysql operation functions to publish, browse, modify, and delete news information. Steps: I. create databases and

How does PHP use Socket to obtain the SSL Certificate and public key of a website? Sample Code: 12345678910111213141516171819202122232425262728293031323334353637 // Create stream context $context = stream_context_create([  'ssl' =

PHP use GD library to generate images after downloading problems Is this, I use the GD library to generate pictures, do not save the image can be downloaded directly? Try it one morning or not ... image.php Create a true Color canvas$image =

The following three setup methods require PHP version 5.3 or above. Method 1) in the Nginx configuration file, addFastcgi_param Php_value usually nginx site configuration file with include fastcgi.conf, so, add this line in the fastcgi.conf is OK.

1, the following content is purely original, please choose carefully:① Purpose: User Login timeout, session expires, click to jump to the login page, login success and then jump to the mouse click on the page.② process: User Login---session expires--

Document the problems and workarounds that are encountered in the project.1. Display ChineseIn the PHP page display, we usually need to add the following code at the beginning to allow our page to display the correct Chinese:Yes, let the page show

$ _ SERVER variable and PHP use $ _ SERVER ['php _ SELF '] to obtain the current page address and its security issues. _ serverphp_selfPHP $ _ SERVER ['php _ SELF '] $ _ SERVER ['php _ SELF '] indicates the address of the current PHP file relative