how to watch for changes within a prop in vue

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Paul
12 Sep 2018
1new Vue({
2  el: '#app',
3  data: {
4    text: 'Hello'
5  },
6  components: {
7    'child' : {
8      template: `<p>{{ myprop }}</p>`,
9      props: ['myprop'],
10      watch: { 
11      	myprop: function(newVal, oldVal) { // watch it
12          console.log('Prop changed: ', newVal, ' | was: ', oldVal)
13        }
14      }
15    }
16  }
17});
source
Fabiana
13 Feb 2020
1  watch: {
2    $props: {
3      handler() {
4        this.parseData();
5      },
6      deep: true,
7      immediate: true,
8    },
source
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