Why is it important to use consistent quotes when working with strings in JavaScript?
Consistency in using quotes is essential when working with strings in JavaScript. It ensures that the code is readable, maintainable, and free from errors. In JavaScript, strings can be enclosed in either single quotes (''), double quotes ("") or backticks (“). While all three options are valid, it is important to choose one style and
What is the keyword used to declare a variable in JavaScript?
In the field of web development, specifically in JavaScript programming, the keyword used to declare a variable is "var". The "var" keyword is used to create a new variable and assign a value to it. It is an essential part of JavaScript syntax and plays a important role in storing and manipulating data within a
- Published in Web Development, EITC/WD/JSF JavaScript Fundamentals, Basic programming in JavaScript, Using constants, Examination review
What happens if we try to change the value of a constant in JavaScript?
In the field of Web Development, particularly in JavaScript, constants are used to declare values that cannot be changed or reassigned once they are defined. When we try to change the value of a constant in JavaScript, an error is thrown, preventing the modification of the constant's value. This behavior is in accordance with the
How are constants different from variables in JavaScript?
In JavaScript, constants and variables are both fundamental concepts used for storing and manipulating data. However, they differ in their characteristics and behavior. Understanding the distinctions between constants and variables is important for effective programming in JavaScript. A constant is a value that cannot be changed after it has been assigned. It is declared using
What is the keyword used to declare a constant in JavaScript?
In JavaScript, the keyword used to declare a constant is "const". The "const" keyword is used to define a variable that cannot be reassigned after it has been initialized. It is commonly used to declare values that are intended to remain constant throughout the execution of a program. To declare a constant using the "const"