adp global

Javascript learning-about JS global variables, local variables (recommended), and js global variables Today, an intern from our company asked me about the differences between the two JS codes: Code 1: Code 2: I think it's easy. Isn't it about the scope of global variables and local variables? I said: "When the global

The difference between a global variable and a static global variableThe global variable itself is the static storage mode, static global variables are of course also static storage mode. The two are not different in the way they are stored. The difference between the two is that the scope of the Non-static

Recent look at high-performance PHP, found that for global variables, after the use of the log off, to free memory. Baidu later found Unregister_globals (); This function, but is not too sure. Please the great God pointing twos ~ ~ Reply to discussion (solution) Who is so bored that you do this weird thing? Is this weird?I understand it wrong. Just use unset () to drop the global variable!! You

Global Status, global immersive Status Bar Translated from global State in http://aos?k.org/en/zeromq.html It is not ideal to use global variables in the library. A library may be loaded many times by the program, but even so, there will only be a unique global variable se

The 1.c++ variable has different scopes according to the different life cycles of the defined positions, and the scope can be divided into 6 types:Global scopes, local scopes, statement scopes, class scopes, namespace scopes, and file scopes.From the scope view:1> Global variables have global scope. A global variable can be used for all source files simply by def

Today, when writing the framework, I want to use the Saemysql as a global variable after initializing it.But later found that the global variables in PHP and Java or OC in the global variables are still a big difference.The following is a note about the use of global in PHP.1. There are situations where

A global variable in PHP must be declared as global when used in a function (the keyword Global is defined in a function to be useful). The role of global is to define globals, but this global variable is not applied to the entire site, but to the current page, including al

The 1.c/c++ variable has different scopes according to the different life cycles of the defined positions, and the scope can be divided into 6 types:Global scopes, local scopes, statement scopes, class scopes, namespace scopes, and file scopes.From the scope view:1> Global variables have global scope. A global variable can be used for all source files simply by d

The PHP Super global variable Array (super Global Array), also known as the PHP predefined array, is built into the PHP engine and does not need to be redefined by the developer. PHP will automatically put some data in the Super Global array when the PHP script is running. Many of the predefined variables in PHP are "hyper-