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SCALA TUTORIAL Simply Easy Learning by tutorialspoint.com tutorialspoint.com i
ABOUT THE TUTORIAL Scala Tutorial Scala is a modern multi-paradigm programming language designed to express common programming patterns in a concise, elegant, and type-safe way. Scala has been created by Martin Odersky and he released the first version in 2003. Scala smoothly integrates features of object-oriented and functional languages. This tutorial gives a great understanding on Scala. Audience This tutorial has been prepared for the beginners to help them understand programming Language Scala in simple and easy steps. After completing this tutorial, you will find yourself at a moderate level of expertise in using Scala from where you can take yourself to next levels. Prerequisites Scala Programming is based on Java, so if you are aware of Java syntax, then it's pretty easy to learn Scala. Further if you do not have expertise in Java but you know any other programming language like C, C++ or Python, then it will also help in grasping Scala concepts very quickly. Copyright & Disclaimer Notice All the content and graphics on this tutorial are the property of tutorialspoint.com. Any content from tutorialspoint.com or this tutorial may not be redistributed or reproduced in any way, shape, or form without the written permission of tutorialspoint.com. Failure to do so is a violation of copyright laws. This tutorial may contain inaccuracies or errors and tutorialspoint provides no guarantee regarding the accuracy of the site or its contents including this tutorial. If you discover that the tutorialspoint.com site or this tutorial content contains some errors, please contact us at webmaster@tutorialspoint.com TUTORIALS POINT Simply Easy Learning
Page 1: Scala Tutorial
Page 5 and 6: FLOATING POINT LITERALS ...........
Page 7 and 8: Scala Strings .....................
Page 9 and 10: CHAPTER 1 Scala Overview Scala, sho
Page 11 and 12: CHAPTER 2 Scala Environment Setup T
Page 13 and 14: $scala -version Scala code runner v
Page 15 and 16: } * This will print 'Hello World' a
Page 17 and 18: forSome If implicit import Lazy Mat
Page 19 and 20: CHAPTER 4 Scala Data Types Scala ha
Page 21 and 22: Characters must not necessarily be
Page 23 and 24: Variable Type Inference: When you a
Page 25 and 26: The access to f in class Sub is OK
Page 27 and 28: var a = 10; var b = 20; var c = 25;
Page 29 and 30: } } println("a && b = " + (a&&b) );
Page 31 and 32: a >>> 15 C:/> Assignment Operators:
Page 33 and 34: Here, operators with the highest pr
Page 35 and 36: } If the boolean expression evaluat
Page 37 and 38: Nested if...else Statement: It is a
Page 39 and 40: while loop do...while loop for loop
Page 41 and 42: Flow Diagram: Example: object Test
Page 43 and 44: When the above code is compiled and
Page 45 and 46: } } // for loop execution with mult
Page 47 and 48: Flow Diagram: Example: import scala
Page 49 and 50: Infinite Loop: A loop becomes infin
Page 51 and 52: } } return sum A function, which do
Page 53 and 54:
When the above code is compiled and
Page 55 and 56:
} When the above code is compiled a
Page 57 and 58:
} logWithDateBound("message1" ) log
Page 59 and 60:
CHAPTER 12 Scala Strings Consider t
Page 61 and 62:
} } var str2 = "Tod"; println("Dot
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23 24 25 26 27 28 29 30 31 32 33 34
Page 65 and 66:
CHAPTER 13 Scala Arrays Scala provi
Page 67 and 68:
C:/> Multi-Dimensional Arrays: Ther
Page 69 and 70:
C:/> Scala Arrays Methods: Followin
Page 71 and 72:
Scala Lists Scala Lists are quite s
Page 73 and 74:
Creating Uniform Lists: You can use
Page 75 and 76:
13 14 15 16 17 18 19 20 21 22 23 24
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var s = Set(1,3,5,7) While defining
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C:/> Scala Set Methods: Following a
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elements. 38 39 40 41 42 43 44 45 4
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use two maps with ++ as method colo
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11 12 13 14 15 16 17 18 19 20 21 22
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val t = new Tuple3(1, "hello", Cons
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The method will return Some[Person]
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6 7 8 9 10 11 12 13 14 def filter(p
Page 93 and 94:
Scala Iterator Methods: Following a
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38 39 40 41 42 43 44 45 46 47 48 49
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CHAPTER 15 Scala Classes & Objects
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} } println ("Point y location : "
Page 101 and 102:
CHAPTER 16 Scala Traits A trait enc
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CHAPTER 17 Scala Pattern Matching P
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} // case class, empty one. case cl
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} When the above code is compiled a
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[0-9] Match any digit; same as [012
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CHAPTER 19 Scala Exception Handling
Page 113 and 114:
CHAPTER 20 Scala Extractors An extr
Page 115 and 116:
CHAPTER 21 Scala Files I/O Scala is
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