From the course: Programming for Non-Programmers: Android & Kotlin

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Practical examples of conditional statements

Practical examples of conditional statements

From the course: Programming for Non-Programmers: Android & Kotlin

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Practical examples of conditional statements

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- [Instructor] Now that we've covered all of the programming building blocks, let's take a review of this version of the calculator application, to look at how control flow elements, like loops, conditional statements, and when statements, are used in a real world app. Note that this is a version of a calculator application, not exactly line for line what we're going to write at the end of the course. It may be a little bit different than what you see here, but for the most part, everything is going to be pretty similar. So I'm scrolling down a little bit from the top into the setup calculator method. In here, you'll see an array of buttons created. There are all ten buttons in there. And then, there's a loop that's setting the on click listener for all of those buttons, using the array index. Inside of did press equals, there's an if statement that checks to see a boolean value. There's a when statement in here that checks to see the current mode of the calculator, and does different…

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