Vue computed object property change. Then, the discountedTotalPrice computed property furt...
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Vue computed object property change. Then, the discountedTotalPrice computed property further calculates a discounted price based on the totalPrice. Here is the code: Apr 11, 2025 · Using Vue computed properties Previous Overview: JavaScript frameworks and libraries Next In this article we'll add a counter that displays the number of completed todo items, using a feature of Vue called computed properties. To directly create a computed value, we can use the computed method: it takes a getter function and returns an immutable reactive ref object for the returned value from the getter. A computed signal automatically recalculates the filteredItems whenever the searchTerm signal changes. Result: See the Pen Computed basic example by Vue (@Vue) on CodePen. 4+, computed properties only trigger effects when their value changes. Computed Properties are Dynamic The big advantage with a computed property is that it is dynamic, meaning it changes depending on for example the value of one or more data properties. Computed properties is the third configuration option in the Vue instance that we will learn. For our example, formattedText will always be dependent on the value of text. Vue is aware that the computation of publishedBooksMessage depends on author.
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