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Series
In this series I will guide you through all the cool array methods and how to use them.
Another Array method, and this time the join() method, we have seen this in use in yesterdays four-digit pincode. What it does is it combines an array with a delimiter you specify. Using the Javascript join() method In the most basic example let's co...
Today we are exploring the find() array method in JavaScript. I find this method very similar to the some() method. What it does is it searches the array for a specific hit, but instead of returning a boolean, it will return the first match it finds....
Yesterday we had a look at the JavaScript some() method, and today we will focus on its brother every(). The main difference between the two: some(): If at least one matches every(): All must match! Both of them will give us a boolean value back. U...
Did you ever need to know if one of the elements in an array passed a test? This is where the some() method comes in handy. Let's keep using our product array, but let's add a discounted product. We then want to test if some of our products are disco...
Today yet another great array method, following reduce() and filter(), there is map(). What does map especially do well? It returns an array of specific values, let's say you only want a list of prices from your products? Or a combined full name base...
We are checking out some useful array methods, and today we are looking at the reduce() method. The reduce method can be used to convert our array to one specific single value. Also, check out my article on the JavaScript filter() method Using the ...
