console.js

// console.log('hello world');
// document.write('hello user');
// prompt('write name');


console.log('hello world');                     //string
console.log(31+11);                             //int   
console.warn('this is a warning');  
console.error('this is an error');
console.log([1,2,3,4])                          //array
console.time('this is an identifier')               
console.log('this is a time function in console');
console.timeEnd('this is an identifier');
console.log({name:'anuj', class:12, roll:1.2});             //object
console.table({name:'Anuj', class:12});

var age=122
console.assert(age>120,'you lived long');


console.dir(document)


// Comment
// single line comment 
/* Multi 
Line 
Comment*/