Why is it important to avoid using keywords as variable names in JavaScript?
Using keywords as variable names in JavaScript should be avoided due to several important reasons. Firstly, JavaScript has a set of reserved keywords that have predefined meanings and functionalities within the language. These keywords are used for various purposes, such as defining control structures, data types, and other fundamental elements of the language. Examples of
- Published in Web Development, EITC/WD/JSF JavaScript Fundamentals, Basic programming in JavaScript, Declaring and defining variables, Examination review
What are the special characters allowed in variable names in JavaScript?
In JavaScript, variable names play a important role in identifying and storing data values. When declaring and defining variables, it is important to adhere to certain rules and conventions to ensure proper functionality and readability of the code. One aspect to consider is the use of special characters in variable names. In JavaScript, variable names
- Published in Web Development, EITC/WD/JSF JavaScript Fundamentals, Basic programming in JavaScript, Declaring and defining variables, Examination review
Is JavaScript case-sensitive when it comes to variable and constant names?
JavaScript is indeed case-sensitive when it comes to variable and constant names. This means that the JavaScript interpreter distinguishes between uppercase and lowercase letters in these identifiers. It is important to understand this aspect of JavaScript as it can have a significant impact on the behavior and functionality of your code. To illustrate this concept,
- Published in Web Development, EITC/WD/JSF JavaScript Fundamentals, Basic programming in JavaScript, Introduction to variables and constants, Examination review