An operation designed for the specific items within a selection

How can I utilize a function that generates an array of objects as items for vuetify select?

This is how I am currently using it:

<v-select
     :items='functionToCall()'
     ......
>

After calling the function and checking the console log, I see the desired output but nothing appears in my select menu.

Answer №1

When working with Vue markup, make sure you are actually calling the function rather than just passing it as a parameter. To call the function, do this:

<v-select
     :items='functionToCall()'
     ......
>

It is recommended to use a computed property, as a function call will only be triggered upon re-rendering. Computed properties update reactively based on the reactive data that influences their output.

Note: The most dependable method to force a component, or part of a component, to re-render is by changing the key prop of the component. Avoid using $forceUpdate or other methods to enforce re-renders, as they may not always work reliably (and if you find yourself needing to force a re-render often, there might be a flaw in your approach).

Answer №2

To create an array of objects, you can utilize a computed property in the following way:

<v-select
    v-model="computedProperty"
    item-text="title"
    item-value="id"
></v-select>
...
computed: {
    computedProperty(){
        * add your code here to generate the array *
        return array
    }
}

If you need to pass additional information to the function, you can also incorporate it into a method like this:

methods: {
    computedProperty(passedInfo){
        * include your code here to create the array using passedInfo *
        return array
    }
}

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