Monthly Archives: February 2018

Arrow Functions in ES6

ES6 introduces a new kind of function called arrow function. Arrow functions are very similar to regular functions in behavior, but are quite different syntactically. They will save developers time and simplify function scope. The following code takes a list

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ES6 variable declaration – let and const

In standard Javascript, the only way to declare a variable in JavaScript was to use the keyword var. But, in ES6 there are now two new ways to declare variables in JavaScript: let and const. let and const have some other interesting properties. Variables

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Example Program to combine arrays in ES6

Here is one example of when the spread operator can be useful is when combining arrays. If you’ve ever needed to combine multiple arrays, prior to the spread operator, you were forced to use the Array’s concat() method. const fruits = [“apples”,

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ES6 Spread Operator

The spread operator, written with three consecutive dots ( … ), is new in ES6 and gives you the ability to expand, or spread, iterable objects into multiple elements.

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ES6 for…of Example Program – Replace first letter of String with Uppercase

Below example iterates days array using for…of operation in ES6 and replaces the first character of the day with upper case. /* * Programming Quiz: Writing a For…of Loop (1-4) */ const days = [‘sunday’, ‘monday’, ‘tuesday’, ‘wednesday’, ‘thursday’, ‘friday’,

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Posted in ES6, JavaScript

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February 2018
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Mallikarjun Gunda

This is Mallikarjun Gunda, I am working as a software professional. Blogging is my Passion. This blog contains the posts on Java related technologies and programming languages. I am happy to share my knowledge through the blogs.

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