Variable function names

1. How do you name variables and functions?
2. What are good variable names?
3. What are the naming conventions for variables?
4. How do you define a variable name?
5. What are meaningful variable names?
6. How do you write a meaningful variable name?
7. Is txRt a good variable name?
8. Why do variable names matter?
9. What are legal variable names in Python?
10. What are 3 types of variables?
11. What are the six rules of writing variables?
12. What is another word for naming convention?

How do you name variables and functions?

When naming a function, variable or class, you should keep the following things in mind:

1. Choose a word with meaning (provide some context)
2. Avoid generic names (like tmp )
3. Attach additional information to a name (use suffix or prefix)
4. Don't make your names too long or too short.
5. Use consistent formatting.

What are good variable names?

A good variable name should:

• Be clear and concise.
• Be written in English. ...
• Not contain special characters. ...
• Not conflict with any Python keywords, such as for , True , False , and , if , or else .

What are the naming conventions for variables?

The rules and conventions for naming your variables can be summarized as follows:

• Variable names are case-sensitive. ...
• Subsequent characters may be letters, digits, dollar signs, or underscore characters. ...
• If the name you choose consists of only one word, spell that word in all lowercase letters.

How do you define a variable name?

A variable name is a word that consists only of the following:

1. English letters A.. Z and a.. z;
2. Digits 0.. ...
3. an underscore character “_”.

What are meaningful variable names?

Use meaningful names: A meaningful or expressive variable name will be eaiser for someone to understand. For example: precip is a more useful name that tells us something about the object compared to x or a .

How do you write a meaningful variable name?

How meaningful ? The name of a variable, function, or class, should answer all the big questions. It should tell you why it exists, what it does, and how it is used. If a name requires a comment, then the name does not reveal its intent.

Is txRt a good variable name?

txRt - A bad variable name because while short and simple, it is too hard to understand what the variable represents. ... state tax rate - A bad variable name and probably invalid because it has spaces in the name. f. taxRate - A good variable name if there are no other tax calculations other than state tax rate.

Why do variable names matter?

Variables make code more than a static set of instructions. They allow logic to occur, enabling developers to measure time, analyze data, and customize the program to the user. Variables are so important to the code that they deserve a good name that accurately describes their purpose.

What are legal variable names in Python?

Officially, variable names in Python can be any length and can consist of uppercase and lowercase letters ( A-Z , a-z ), digits ( 0-9 ), and the underscore character ( _ ). An additional restriction is that, although a variable name can contain digits, the first character of a variable name cannot be a digit.

What are 3 types of variables?

There are three main variables: independent variable, dependent variable and controlled variables.

What are the six rules of writing variables?

Rules for naming variables:

• All variable names must begin with a letter of the alphabet or an. underscore( _ ). ...
• After the first initial letter, variable names can also contain letters and numbers. ...
• Uppercase characters are distinct from lowercase characters. ...
• You cannot use a C++ keyword (reserved word) as a variable name.

What is another word for naming convention?

Other relevant words (noun): nomenclature.