using false conditional statements in javascript code example

Example 1: javascript if or

let A = 1;
let B = 0;
if (A == 1 || B == 1){
  	// some code here
}

Example 2: how to make an if statement in javascript

if(condition1) { //runs if the condition is true
  //type what you want to happen if the condition is true
}else if (condition2) {
  //type what you want to happen if the condition is true
} else { //If no condition is true it will run this
  //type what you want it to do
}