What is string join?

join() method concatenates the given elements with the delimiter and returns the concatenated string. Note that if an element is null, then null is added. The join() method is included in java string since JDK 1.8. There are two types of join() methods in java string.

Does string implement IEnumerable?

In C#, all collections (eg lists, dictionaries, stacks, queues, etc) are enumerable because they implement the IEnumerable interface. So are strings. You can iterate over a string using a foreach block to get every character in the string.

How does string join work in C#?

In C#, Join() is a string method. This method is used to concatenates the members of a collection or the elements of the specified array, using the specified separator between each member or element. This method can be overloaded by passing different parameters to it.

What is join () in Python?

The join in Python takes all the elements of an iterable and joins them into a single string. It will return the joined string. You have to specify a string separator that will be used to separate the concatenated string.

What is join () in Java?

JavaObject Oriented ProgrammingProgramming. A join() is a final method of Thread class and it can be used to join the start of a thread’s execution to the end of another thread’s execution so that a thread will not start running until another thread has ended.

What is IEnumerable in MVC with example?

IEnumerable interface is used when we want to iterate among our classes using a foreach loop. The IEnumerable interface has one method, GetEnumerator, that returns an IEnumerator interface that helps us to iterate among the class using the foreach loop.

What is IEnumerable <>?

IEnumerable is an interface defining a single method GetEnumerator() that returns an IEnumerator interface. It is the base interface for all non-generic collections that can be enumerated. This works for read-only access to a collection that implements that IEnumerable can be used with a foreach statement.

Does string join use StringBuilder?

NET 4.5) implementation of string. Join uses StringBuilder .