How to use array includes and check an object against a property of an object? code example

Example 1: array has object with property js

myArray.some(obj => obj.property === 'value')
// returns true or false

Example 2: javascript array contains object

// Works in all browsers
if (array.index(object) !== -1) {
  console.log(`my object is in my array`)
}

// ES7 :
if(array.includes(oject)) {
  console.log(`my object is in my array`)
}