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All LessonsFree Lessons (7)

A Brief Introduction

The Nature of the Language Operators Expressions and Statements Quiz

Data Types

Introduction Integers Booleans Floats Characters Strings Polymorphic Comparison Type Conversions Type Errors Quiz

Identifiers

Introduction let Binding Type-Specific Identifiers Scope Type Definition Mutability Quiz Exercise: Mutable Integers Solution Review: Mutable Integers

Data Structures

Pattern Matching

Record Mutation

Basic Array Functions

Pattern Matching with Arrays

Exercise: Pattern Matching with Nested Tuples

Solution Review: Pattern Matching with Nested Tuples

Exercise: Mutable Nested Fields

Solution Review: Mutable Nested Fields

Exercise: Palindromic Arrays

Solution Review: Palindromic Arrays

Conditional Expressions

Introduction The if-else Expression Nested if-else The switch Keyword The Ternary Operator Quiz Exercise: String Comparison Solution Review: String Comparison Exercise: Number Sequence Solution Review: Number Sequence

Functions

Introduction Function Definition Function Scope Currying Functions with Records Functions as Values Recursive Functions The Unit Data Type Labels Operator Functions Polymorphic Functions Quiz Exercise: Celsius to Fahrenheit Solution Review: Celsius to Fahrenheit Exercise: The Factorial of a Number Solution Review: The Factorial of a Number Exercise: Tuples from Records Solution Review: Tuples from Records

Loops

Introduction For Loops While Loops Quiz Exercise: Find the Minimum in an Array Solution Review: Find the Minimum in an Array Exercise: The Factorial of a Number (Loops)Solution Review: The Factorial of a Number (Loops)

Variants

Introduction Variant Types Variant Constructors Examples of Variants The option Type Lists Further List Operations Quiz Exercise: Count Even Integers in a List Solution Review: Count Even Integers in a List Exercise: Pedestrian Movement Solution Review: Pedestrian Movement

Objects

Introduction Object Creation Private Methods Open Objects Mutability Quiz Exercise: The Calculator Object Solution Review: The Calculator Object

Functional Programming with ReasonML/

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Exercise: Mutable Nested Fields

Exercise: Mutable Nested Fields

In this exercise, we will mutate the field of a nested record.

We'll cover the following...

Problem Statement

You are given the winterfell record from the ...