and javascript operator code example

Example 1: or operator in javascript

//The OR operator in Javascript is 2 verticals lines: ||

var a = true;
var b = false;

if(a || b) {
	//one of them is true, code inside this block will be executed
}

Example 2: javascript and operator

//AND Operator expressed as &&

const x = 7;
const y = 4;

(x == 7 && y == 5); // false
(x == 3 && y == 4); // false
(x == 7 && y == 4); // true

if (condition == value && condition == otherValue) {
  return something;
}

Example 3: or operator javascript

var a = 2;
var b = 5;
var c = 10;

if (a === 3 || a === 2) {
	console.log("TRUE");
} else {console.log("FALSE");}
if (a === 4 || b === 3 || c === 11) {
	console.log("TRUE");
} else {console.log("FALSE");}
if (b === 5 || c != 10) {
	console.log("TRUE");
} else {console.log("FALSE");}

/* Output:
TRUE
FALSE
TRUE
*/

Example 4: and operator in javascript

//&& returns true if both values are true
//or returns the second argument if the first is true
var a = true
var b = ""
var c = 1

true && "" //""
"" && 1 //""
false && 5 //false

Example 5: or operator js

//OR Operator 

const x = 7;
const y = 4;

(x == 5 || y == 5); // false 
(x == 7 || y == 0); // true
(x == 0 || y == 4); // true
(x == 7 || y == 4); // true

Example 6: and operator in javascript

//& (bitwise AND) operator
console.log(5 & 13); //outout: 5
/*
5  = 0101 (base 2)
13 = 1101 (base 2)
//AND every bit together from both numbers
+----+
|0101|
|1101|
+----+
|0101|
+----+
0101 = 5 (base 10)
*/