when would you use a conditional statement javascript? code example

Example 1: or statment javscript

if (x === 5 || x === 8)
  console.log("x is eaqual to 5 OR 8")

Example 2: else if javascript

if (condition1) {
  // code to be executed if condition1 is true
} else if (condition2) {
  // code to be executed if the condition1 is false and condition2 is true
} else {
  // code to be executed if the condition1 is false and condition2 is false
}