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Use the Streams API to process collections

Use the Streams API to process collections - Java Tutorial

From the course: Nail Your Java Interview

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Use the Streams API to process collections

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- [Narrator] When first learning how to code, you'll often iterate through an array or a list using a for-loop. While this is a perfectly acceptable way to go through elements in a collection, there are more concise ways to iterate through a list using newer Java features. The streams API was introduced in Java 8, and it helps you collapse your iteration into more concise readable code. Let's take a look. First, how do we create a stream? A stream is just a sequence of items. To create a stream outright you can use stream.of and then add the contents to your stream. For an array, you can use the array and then use a raised out stream to convert your array into a stream. For lists, you have access to adopt stream method on your list object. This method will return a stream. With our stream ready, we can begin to use streams functionality. Let's say we want to print out each item in the string. Instead of using a…

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