https://vuejs.org/v2/guide/components.html#One-Way-Data-Flow

example_setting_initial_data_values_thought_props_in_vue.js

<script>
  export default {
    data() {
      return {
        isCollapsed : this.collapsed,
        isRemovable: this.removable,
        isSolid: this.solid,
      }
    },
    ...
    props: {
      collapsed: {
        type: Boolean,
        default: false
      },
      removable: {
        type: Boolean,
        default: true
      },
      solid: {
        type: Boolean,
        default: true
      },
    }
  }
</script>