define constant

I. numeric type 1. Representation of real constants: 3.5 (Double Precision), 3.5f (single precision), and 3.5l (Long Double Precision) 2. integer constant: a char character constant ('A', 'B', '0') used as an integer constant for calculation. 3.

Notes for common php documents. @ Access usage scope: class, function, var, define, and module. this tag is used to specify the access permission for the keyword: private, public, or proteced @ author. specify the author @ copyright usage range: c @

Php file annotation mark and standard summary. php developers can add them to their favorites for future use, making our code more professional. PHP annotation mark @ Access Usage scope: class, function, var, define, module Indicates the access

Php annotation specifications. for php users, refer to @ access Usage scope: class, function, var, define, module Indicates the access permission for a keyword: private, public, or proteced. @ Author Specify author @ Copyright Usage scope: class,

In PHP define () and const () can define constants, then the difference between define () and const exactly where, this many programmers do not understand, I would like to introduce to you some of this function usage ratio. The difference between

A friend said that these two are actually the difference between the wording, the following I would like to show you about the difference between global and $globals, the need for a friend can be specific reference. According to the official

This is a simple introduction to PHP syntax, you need to refer to a friend. One, double quotes and single quotesVariables can be executed in double quotes, but constants with define are not enforceable in both single and double quotes:

PHP defines several constants in advance and provides a mechanism to define them at run time. Constants and variables are basically the same, and the difference is that constants must be defined with the Define function, which, once defined, cannot

Php Problems with PHP constants. The value of the PHP constant cannot be changed, but the value of this code changes a bit. Please help me to analyze.The code is as follows:Define ("CONSTANT", "hello!", true);echo CONSTANT. "";Define ("CONSTANT"

1. What is phpbench entor?Phpdocumentor is a tool written in PHP. For PHP programs with standardized annotations, it can quickly generate API documents with functions such as mutual reference and indexing. The old version is phpdoc. It was renamed

Difference between const and define in daily CEvery day, I picked up a C-language shell, which grew up and formed thousands of miles.Today's shells: I have to mention that the purpose of setting up the const keyword is to replace define and inherit

My friend submitted my resume for me. By the way, I felt that my resume was not concise enough. I deleted several project experiences and simplified the introduction of all projects. What's worse, I changed my undergraduate school in a confused way,

This is the Chinese version of documentation/codingstyle, and there seems to be no humor in lkd. Fuck Hungary naming method again. "The question of containing function types in function names (the so-called Hungarian naming method) is that the

Through yesterday's learning and today's learning, I feel that the basic object PASAL of Delphi is much more complicated than C, especially Is some object-oriented concepts, for example, the string type is more complex. I don't know what's going

Introduction: This is a detailed page for PHP parameter comments. It introduces the related knowledge, skills, experience, and some PHP source code. Class = 'pingjiaf' frameborder = '0' src = 'HTTP: // biancheng.dnbc?info/pingjia.php? Id = 340853 '

1. What is phpbench entor? Phpdocumentor is a tool written in PHP. Program It can quickly generate API documents with mutual reference, indexing, and other functions. The old version is phpdoc. It was renamed php‑entor from 1.3.0. The new version

1: Global is used to define global variables. However, this global variable is not applied to the entire website, but to the current page, including all files of include or require. $ A = 123; Function AA (){Global $ A; // If $ A is not

# DefineAndConstDifference Although they feel "almost" in use, what are their differences in implementation? See the following code: # Define T 13/* use # A constant defined by define T */ Int main () { Const int T = 13;/* a constant defined by

An understanding of the Left value "lvalue" and Right Value "rvalue" Original address: http://bbs.chinaunix.net/viewthread.php? Tid = 749505 & Read the post"Hello" is of the const char *?I found that many of my friends have incorrect understanding

  Original article address: Http://blog.csdn.net/kindazrael/article/details/8108868 In C, Preprocessor is a powerful tool that makes your code easier to read and modify. With preprocessing code, you can redefine a part of the code to make your code