10comparision.js

// comparision ==> boolean

console.log(2>=1, 2==1, 2>='1', true==1, ''==false);        // comprision & typecast

let res = 1=='1'    // Boolean variable
console.log(res)    

console.log('Z' > 'a', 'Hello' == 'hello', 'Hell' < 'Hello')      // ascii value & ascii weightage
console.log('Hello ' > 'Hello', 'Hello ' == 'Hello');        // output --> true, false : strlen of space

// Strict Equality
console.log('1'==='1', 1==='1')

// Special null
console.log(null==0, null>0, null>=0)

// undefined
console.log(undefined>=0, undefined==0);

// note: undefined & null points each other
console.log(undefined==null);