Which of the following is the correct way to declare a variable in JavaScript?variable name = "John";var name = "John";let name == "John";name: "John";
Question
Which of the following is the correct way to declare a variable in JavaScript?
variable name = "John";
var name = "John";
let name == "John";
name: "John";
Solution
To determine the correct way to declare a variable in JavaScript from the provided options, let’s analyze each option:
-
variable name = "John"; - This is incorrect syntax. The keyword "variable" is not a recognized declaration keyword in JavaScript.
-
var name = "John"; - This is correct. Using
var
is one way to declare a variable in JavaScript, and it is followed by the variable name and the assigned value. -
let name == "John"; - This is incorrect syntax. The
let
keyword can be used to declare a variable, but the equals sign==
is used for comparison, not for assignment. -
name: "John"; - This is incorrect. This syntax resembles a key-value pair in an object, but it does not declare a variable.
Final Answer
The correct way to declare a variable in JavaScript is var name = "John";
.
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