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What is JavaScript?-- operator -= operator ++ operator += operator Accessing and setting content Array concat() method Array indexOf()Array length Array pop()Array shift Arrays Booleans Braces Callback function Calling the function Class Closure Code block Comment Conditions Console Constructor Creating a p element Data types Date getTime()Destructuring Else Else if Enum Equals operator Error Handling ES6 Event loop Events Extend Fetch API Filter For loop forEach()Function Function bind()Function name Greater than Head element Hoisting If statement includes()Infinity property Iterator JSON Less than Local storage Map Methods Module Numbers Object.keys()Overriding methods Parameters Promises Random Reduce Regular expressions Removing an element Replace Scope Session storage Sort Splice String String concat()String indexOf()Substring Switch statement Template literals Ternary operator Tile Type conversion While loop

JavaScript Program to Write to Console

Example: Using console.log()


              
// program to write to console

// passing number
console.log(8);

// passing string
console.log('hello');

// passing variable
const x = 'hello';
console.log(x);

// passing function
function sayName() {
    return 'Hello John';
}
console.log(sayName());

// passing string and a variable
const name = 'John';
console.log('Hello ' + name);

// passing object
let obj = {
    name: 'John',
    age: 28
}
console.log(obj);

Output


              
8
hello
hello
Hello John
Hello John
{
  age: 28,
  name: "John"
}

The console.log() method is used to write to the console. You can pass values directly into the method or pass a variable to write to a console.