# vue/no-deprecated-props-default-this

disallow deprecated this access in props default function (in Vue.js 3.0.0+)

⚙️ This rule is included in all of "plugin:vue/vue3-essential", "plugin:vue/vue3-strongly-recommended" and "plugin:vue/vue3-recommended".

# 📖 Rule Details

This rule reports the use of this within the props default value factory functions. In Vue.js 3.0.0+, props default value factory functions no longer have access to this.

See Migration Guide - Props Default Function this Access (opens new window) for more details.

<script>
export default {
  props: {
    a: String,
    b: {
      default () {
        /* ✗ BAD */
        return this.a
      }
    }
  }
}
</script>

Now loading...

<script>
export default {
  props: {
    a: String,
    b: {
      default (props) {
        /* ✓ GOOD */
        return props.a
      }
    }
  }
}
</script>

Now loading...

# 🔧 Options

Nothing.

# 📚 Further Reading

Migration Guide - Props Default Function this Access (opens new window)

# 🚀 Version

This rule was introduced in eslint-plugin-vue v7.0.0

# 🔍 Implementation

← vue/no-deprecated-inline-template vue/no-deprecated-scope-attribute →