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Introduction to JavaScript – Variables: Mathematical Assignment Operators

By |2019-02-10T04:04:58-04:00April 24th, 2018|Categories: Computer Programming Languages, Course 1 - Intro To JavaScript, JavaScript|Tags: , , , |

Introduction to JavaScript - Variables: Mathematical Assignment Operators In this exercise, let's consider how we can use variables and math operators to calculate new values and assign them to a variable. Check out the example below: let x = 4; x = x + 1; In the example above, line 1) we created [...]

Introduction to JavaScript – Libraries

By |2019-02-10T15:56:11-04:00April 23rd, 2018|Categories: Computer Programming Languages, Course 1 - Intro To JavaScript, JavaScript|Tags: , , , , , , , |

Introduction to JavaScript - Libraries - Instance methods, by definition, require that you create an instance before you can use them. What if you want to call a method without an instance? That's where JavaScript libraries come in. Libraries contain methods that you can call without creating an instance. One such collection contains mathematical methods, [...]

Introduction to JavaScript – Math Operators

By |2019-02-10T18:33:42-04:00April 23rd, 2018|Categories: Computer Programming Languages, Course 1 - Intro To JavaScript, JavaScript|Tags: , , , , , , , , |

Introduction to JavaScript - Math Operators. Don't worry! Math doesn't need to be your strong-suit to learn JavaScript. However, there are operators you'll need to know to make useful programs. JavaScript supports the following math operators: Add: + Subtract: - Multiply: * Divide: /   These all work how you might guess: See sample code [...]