TypeScript: Documentation - Classes
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How classes work in TypeScript
Background Reading: Classes (MDN) TypeScript offers full support for the class keyword introduced in ES2015. As with other JavaScript language features, TypeScript adds type annotations and other syntax to allow you to express relationships between classes and other types. Class Members Here’s the most basic class - an empty one: ts class Point {} Try This class isn’t very useful yet, so let’s start adding some members. Fields A field declaration creates a public writeable property on a class: ts class Point { x : number ; y : number ; } const pt = new Point (); pt . x = 0 ; pt . y = 0 ; Try A
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