Course Intermediate  17086

Course Introduction：There has been a rumor in the world that "PHP is the best language in the world". Is it true or false? Don't you want to find out? This set of courses starts from the most basic PHP syntax, from the shallower to the deeper, giving you a different learning experience.

Course Elementary  2171

Course Introduction：Delphi6 function encyclopedia

Course Elementary  5474

Course Introduction：2023-9-14 evening 20:00-22:00 video number + simultaneous live broadcast on this site!

Course Intermediate  11357

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Course Introduction：PHP Global Variables - Superglobal Variables Many of the predefined variables in PHP are "superglobal", which means they are available throughout the entire scope of a script. They can be accessed within a function or method without executing global $variable;. These superglobal variables are: $GLOBALS $_SERVER $_REQUEST $_POST $_GET $_FILES $_ENV $_COOKIE $_SESSION This section will...

2016-11-12 comment 0  1114

Course Introduction：The difference between js global variables and php global variables: PHP needs to use the global keyword when calling global variables in a function. This keyword is used to import global variables, while calling global variables in js does not require the use of keywords.

2022-02-21 comment 0  2076

Course Introduction：Global variables, php:PHP - Superglobal variables_Study notes: What are superglobal variables? Many predefined variables in PHP are "superglobal", which means that they are available in the entire scope of a script. They can be accessed within a function or method without executing global $variable;. $_SERVER//View server information$_GET//Address bar parameters$_POST//Value of form submission$_REQUEST//Accept the value of $_GET or $_POST$_FILES//File upload$_COOKIE//Track user status$_SESSION/ /

2016-07-29 comment 0  1713

Course Introduction：Global variables, php: Analysis of the difference between PHP global variables and super global variables: This article analyzes the difference between PHP global variables and super global variables. Share it with everyone for your reference, the details are as follows: Global variables are variables defined outside the function. Cannot be used directly in functions. Because its scope does not go inside the function. So when used inside a function, we often see something like global $a; the superglobal variable scope is valid in all scripts. Therefore, the function can be used directly. For example, $_GET and $_SERVER are super global variables. Super complete except $_GET, $_POST, $_SERVER, $_COOKIE, etc.

2016-07-29 comment 0  1141

Course Introduction：Global variables: Global variables php code to get global variables: Copy the code The code is as follows: function cleanGlobal($global_array, $arg, $specialchars = true, $default = null) { if(key_exists($arg, $global_array) && $global_array [$arg] != null && $global_array[$arg] != "") {

2016-07-29 comment 0  999