what is the difference between null and undefined?

Explain the difference between == and === in JavaScript

What does && mean in JavaScript

What is the .toLowerCase() function used for in JavaScript?

What is a variable in JavaScript?

what does an async function do?

how to use querySelectorAll ?

can you explain arrow functions?

what is null in js

.every() method in js

explain .reduce() method in js

how to round down using javascript

how to round up using javascript

What is the difference between undefined and null in JavaScript?

what is a console.log?

Can you explain JS functions return to me?

can you explain switch statements in javascript

How do I declare an array in JavaScript?

what is .join method in javascript

What is the purpose of using the let keyword in JavaScript?

what is the difference between let and const

What is a recursive function?

how do you get the system to ignore spaces in the response to a prompt question js

What character defines or gives access to jQuery?

how to comment on javascript

what is var in javescript?

what is a trim in javascript

What is a Template literal

How do you declare objects in JavaScript?

what is js math?

what is template literals?

what is the difference between == and ===? in javascript

what is "Identifier has already been declared"
?

When the button is clicked, replace button label by ‘18 degrees’

how To display a phone number card when pressing an icon

what is cache expire date 10368000 ?

JavaScript functions

how to declare a function in javascript

what is the main use of filter method in js

How do I use backtick in javascript

what is hasOwnProperty in js

What is await in js

what is .toLowerCase()

what does .reduce() do?

explain toFixed method in javascript

how to acces to an object property inside an object

What is the infinity global property in Javascript and when is it used?

// Question: 
// Create a function that takes a string as a parameter 
// and alternates the casing of each individual letter 
// within the string. 
// Eg. Hello World! => hELLO wORLD!

what is a javascript function

what is forEach in javascript?

what is axios?