# vue/no-deprecated-v-on-number-modifiers

disallow using deprecated number (keycode) modifiers (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".
🔧 The --fix option on the command line (opens new window) can automatically fix some of the problems reported by this rule.

# 📖 Rule Details

This rule reports use of deprecated KeyboardEvent.keyCode modifier on v-on directive (in Vue.js 3.0.0+).

See Migration Guide - KeyCode Modifiers (opens new window) for more details.

<template>
  <!-- ✓ GOOD -->
  <input v-on:keyup.page-down="onArrowUp">
  <input @keyup.page-down="onArrowUp">
  <input @keyup.9="onArrowUp"> <!-- 9 is KeyboardEvent.key -->


  <!-- ✗ BAD -->
  <input v-on:keyup.34="onArrowUp">
  <input @keyup.34="onArrowUp">
</template>

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# 🔧 Options

Nothing.

vue/valid-v-on

# 📚 Further Reading

# 🚀 Version

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

# 🔍 Implementation

← vue/no-deprecated-v-on-native-modifier vue/no-deprecated-vue-config-keycodes →