Watching Arrays and Objects (Vue 2)
export default {
name: 'ColourChange',
props: {
colours: {
type: Array,
required: true,
},
},
watch: {
// Use the object syntax instead of just a method
colours: {
// This will let Vue know to look inside the array
deep: true,
// We have to move our method to a handler field
handler()
console.log('The list of colours has changed!');
}
}
}
}Watching Arrays and Objects (Vue 3)
watch(
colours,
() => {
console.log('The list of colours has changed!');
},
{
deep: true,
}
);Copyright © 2021 Codeinu
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