Which loop is used for array of objects?
The forEach array method loops through the array and uses the property names to operate based on each object property.
What is the syntax to loop through array?
The forEach method is also used to loop through arrays, but it uses a function differently than the classic “for loop”. The forEach method passes a callback function for each element of an array together with the following parameters: Current Value (required) – The value of the current array element.
The for…in loop statement will return all enumerable properties, including those with non–integer names and those that are inherited. Because the order of iteration is implementation-dependent, iterating over an array may not visit elements in a consistent order.
How do you use a for loop?
A “For” Loop is used to repeat a specific block of code a known number of times. For example, if we want to check the grade of every student in the class, we loop from 1 to that number. When the number of times is not known before hand, we use a “While” loop.
Creating an Array. The array literal,which uses square brackets.
Object.keys loops own properties only not prototype keys
Object.assign () Object.assign () is the first method we’ll cover for converting an array to an object.
let x =; – an empty array