Answers for "how watch object in vue"

8

vue watch deep

export default {
  name: 'ColorChange',
  props: {
    colors: {
      type: Array,
      required: true,
    },
  },
  watch: {
    colors: {
      // This will let Vue know to look inside the array
      deep: true,

      // We have to move our method to a handler field
      handler(value) {
        console.log('The list of colors has changed!', value);
      }
    }
  }
}
Posted by: Guest on June-09-2020
0

using the watch method to monitor route updates in vue

export default {
  name: 'MovieData',
  props: {
    movie: {
      type: String,
      required: true,
    }
  },
  data() {
    return {
      movieData: {},
    }
  },

  watch: {
    // Whenever the movie prop changes, fetch new data
    movie(movie) {
      // Fetch data about the movie
      fetch(`/${movie}`).then((data) => {
        this.movieData = data;
      });
    }
  }
}
Posted by: Guest on September-03-2020

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