check if object or array js code example

Example 1: if object is array javascript

Array.isArray(object);

Example 2: js check if array

Array.isArray([1, 2, 3]);	// true
Array.isArray('asdf');		// false

Example 3: 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`)
}