variable names

As a developer (WEB Front-end JavaScript development), nonstandard development not only makes code maintenance difficult in the future, but also is not conducive to team cooperation, it usually brings about code security and execution efficiency

1. general rules: Do not abbreviations; 2. use uppercase letters and underscores (_) for macros and enumerations. 3. the variables (including class and struct member variables), files, namespaces, and access functions are all lowercase letters and

Last Saturday, the company conducted a technical training. The training content was nothing more than some common refactoring and agile development ideas. At that time, I didn't listen to some things, however, after hearing from my colleagues about

Variable: The computer uses the memory to remember the data used for a large amount of computation. Allocate a space to the memory according to the data type, and then the data can be put into the space. You can use the variable name to quickly find

ArticleDirectory Call of Global Array Constructor NPM Installation Install the latest version through GitHub Uglifyjs is a javascript parsing/compression/formatting Tool Based on nodejs. It supports the Javascript platform of

Basic Cache Technology favorites 1. IntroductionA large number of website pages are dynamically created based on different requests submitted by users. As we know, dynamic pages help provide customized dynamic content according to user requirements.

How Python programs run 1. Process Overview Python first compiles the code (. py file) into bytecode and delivers it to the bytecode Virtual Machine. Then, the virtual machine executes the bytecode command one by one to complete program execution. 2

For example, you can easily extract $ _ POST or $ _ GET elements. You cannot assign one-to-one values to the content submitted in the form. You can directly use the following code: Form.html  FormAction = "action. php" method = "post"> 

Script Writing Skills Script File Name naming rules The characters in the file name include Letters, numbers, ".", "_", and "-". Note: The script file name cannot start with a number. Name the script file name. Try to use the abbreviations of

Java Package quick start tutorial Why is Java Package designed? If you have never thought about it, I may provide a perspective here. Imagine that, as a language designer, you must consider the conflict of variable names. To solve this problem, C ++

Recently, when reading a cool man's code, I saw a very useful function: extract (). Its main function is to expand the array and use the key name as the variable name, the element value is a variable value, which provides another convenient tool for

JScript is a case-sensitive language. The first character must be an ASCII letter (both uppercase and lowercase) or an underscore (_). Note that the first character cannot be a number.The subsequent characters must be letters, numbers, or

An interesting question about php destructor: php Functions With the widespread development of object-oriented programming, object-oriented programming presents many interesting problems. I believe many beginners will come into contact with two

We all know that javascript can be implicitly named as a variable. However, you must note that the implicit name variable is always created as a global variable. Check the following code to force the declaration of variables in javascript. We

An article that was shared in the Bay Area daily, the author of the article gave 4 suggestions on the name of the variable in Google's design of the dart language, and also listed the comparison of good variable names and bad variable names.

Formula Input Tips:1. Multiply the number with the symbol, you do not have to enter the multiplication sign manually ("*").2. The following help visualize the calculation: a. Use the Math toolbar to enter and use the TAB key appropriately; B.

Quiz 1Question 1The American Community Survey distributes downloadable data about the states communities. Download The 2006 microdata survey about housing for the state of Idaho using Download.file () from

Variables (Variable) are one of the most important concepts in programming languages, and variables are a named space in computer memory that canStore a value in it, the stored value can be changed at any time, such as the Save a character ' a '

Variable Defining a variable is the memory request space to the server to store the data. Such as: $var _name = "Apple"; “ = "On the left is Variable name , right is

Recently, when reading a cool man's code, I saw a very useful function: extract (). its main function is to expand the array and use the key name as the variable name, the element value is the variable value. it can be said that it provides another