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ES6 for beginners - Part 6 (Destructuring, Template Strings)

destructuring In the current post, we will start with the code using ES5 syntax. var expense = { type: "Business", amount: "50$" }; Imagine we have a simple code like that somewhere in the pr...

Bartek

Bartosz Łogwiniuk

ES6 for beginners - Part 5 (Array Helper Methods)

In the past, we had to have access to external libraries to use most of these methods. They were very popular and therefore it was decided to enter the ES6 standards. Now we have 7 Array Helper Met...

Bartek

Bartosz Łogwiniuk

ES6 for beginners - Part 4 (Rest, Spread)

REST What is rest in ES6? The rest parameter syntax allows us to represent an indefinite number of arguments. We know that in JavaScript functions can have any number of parameters. Besides, we d...

Bartek

Bartosz Łogwiniuk

ES6 for beginners - Part 2 (Arrow Functions)

(Fat) Arrow Functions We all wrote a lot of functions but let's start with a simple one that adds two arguments. var add = function(a,b) { return a + b; } Of course, everything is correct a...

Bartek

Bartosz Łogwiniuk

ES6 for beginners - Part 1 (Let, Const)

Introduction In the beginning, I would like to congratulate everyone who has read some of my posts about JavaScript! Of course, there is nothing to prevent you from starting from here, but I th...

Bartek

Bartosz Łogwiniuk

JavaScript - Part 20 (Bind, Call, Apply)

You can find previous part of this series here. We already know that a function is a special type of object and has several properties, we already discussed it. To better understand what we are go...

Bartek

Bartosz Łogwiniuk

JavaScript - Part 19 (Closures)

After Immediately Invoked Function Expression, it's time for another very important topic. Closures At the moment, I hope that reading everything from the previous parts will pay off for a better...

Bartek

Bartosz Łogwiniuk

JavaScript - Part 18 (IIFE)

The time has come to meet seen almost everywhere, the very popular IIFEs. Immediately Invoked Function Expressions What is IIFE really? Let's start with the fact that we already know what a Funct...

Bartek

Bartosz Łogwiniuk

JavaScript - Part 17 (Arguments)

It's time to start the topic related to one more special key word that JavaScript engine gives us when we invoke the function. arguments It is next to a special variable: this, another element ge...

Bartek

Bartosz Łogwiniuk

JavaScript - Part 16 (this)

Ok, we have already talked about functions, objects, execution contexts. Now we will return to the last one. this As you remember during Creation Phase, Execution Context creates a special variab...

Bartek

Bartosz Łogwiniuk