![]() Here we discuss the introduction how does collect function work in scala? And examples, respectively. Also, we can use this function with any mutable and immutable collection data structure, which makes it more easy and more handy to use. Best Java code snippets using (Showing top 20 results out of 477) ScalaAnyRefMapPutTest.scalaAnyRef() FunctionExpressionEvaluatorTest. They can be used directly as shown below since their companion objects are all available as type aliases in either the scala package or in scala.Predef. This is simple to use and readable also.īelow find the more detailed syntax for its usage in scala: In the above lines of code, we can define a partial function, what it will take and what it is going to return. It will pick out all the elements from the given collection that will satisfies the partial function. This partial function will be responsible for performing the operation on the each element of the collection. The collect function takes a partial function as the parameter. It will always return us the new collection as a result of the given collection element.ĭef collect(pf: PartialFunction): Traversable (This is as per the scala documentation) 1. SCALA COLLECTIONS HOW TOWe can call this function on any collection type, whether it is mutable or immutable. Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java. We know that the collect function in scala to collect the element from a collection that are of the same type. So after calculating the values, it will return us a new collection with result values inside it. llect(Your_partial_function)Īs you can see in the above lines of code, we can call this function on our collection object by specifying a partial function inside it as the parameter. We know that it is a function available in Scala, which takes up the partial function as the parameter and will be applied on all the variables present inside it and return us the elements that satisfy the condition.ĭef collect(pf: PartialFunction): Traversable ![]() ![]() SCALA COLLECTIONS SOFTWAREWeb development, programming languages, Software testing & others Start Your Free Software Development Course ![]()
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