Tag Archives: Scala-list

Scala – Covariance

Variance is the interconnection of Sub-Typing relationships which are either of complicated types or of their constituent types. Scala provides three types of variance: Covariant… Read More

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Scala-list

Scala

Scala List isEmpty Operation with example

The isEmpty operation is utilized to check if the stated list is empty or not. Syntax: m1.isEmpty Here, m1 is Map name. isEmpty is method… Read More

Scala

Scala-list

Scala

Scala List mkString() method with a start, a separator and an end with example

This method is same as mkString() method but here a start, a separator and an end is also included. Method Definition: defmkString(start: String, sep: String,… Read More

Scala List mkString() method with a separator with example

The mkString() method is utilized to display all the elements of the list in a string along with a separator. Method Definition: def mkString(sep: String):… Read More

Scala List mkString() method with example

The mkString() method is utilized to display all the elements of the list in a string. Method Definition: def mkString: String Return Type: It returns… Read More

Scala List map() method with example

The map() method is utilized to apply the stated function to all the elements of the list. Method Definition: def map[B](f: (A) => B): List[B]… Read More

Scala List length() method with example

The length() method is utilized to find the length of the list. Method Definition: def length: Int Return Type: It returns the length of the… Read More

Scala List forall() method with example

The forall() method is utilized to check if the given predicate satisfies all the elements of the list or not. Method Definition: def forall (p:… Read More

Scala List exists() method with example

The exists() method is utilized to check if the given predicate satisfy the elements of the list or not. Method Definition: def exists(p: (A) =>… Read More

Scala List lastIndexOf() method with example

The lastIndexOf() method is utilized to find the index of the last occurrence of the element present in this method as argument. Method Definition: def… Read More

Scala List indexOf() method with example

The indexOf() method is utilized to check the index of the element from the stated list present in the method as argument. Method Definition: def… Read More

Scala List iterator() method with example

The iterator method is utilized to give an iterator. Method Definition: def iterator: Iterator[A] Return Type: It returns a non-empty iterator for non-empty list and… Read More

Scala List init() method with example

The init() method is utilized to find all the elements of the list except the last one. Method Definition: def init: List[A] Return Type: It… Read More

Scala List concatenation with example

In order to concatenate two lists we need to utilize concat() method in Scala. Syntax: List.concat(l1, l2) In above syntax, l1 is list1 and l2… Read More

Scala List addString() method with a separator with example

This method is same as addString() method but here a separator is also included. Method Definition: def addString(b: StringBuilder, sep: String): StringBuilder Return Type: It… Read More