# vue/no-unused-vars
disallow unused variable definitions of v-for directives or scope attributes
- ⚙️ This rule is included in all of
"plugin:vue/vue3-essential","plugin:vue/essential","plugin:vue/vue3-strongly-recommended","plugin:vue/strongly-recommended","plugin:vue/vue3-recommended"and"plugin:vue/recommended". - 💡 Some problems reported by this rule are manually fixable by editor suggestions (opens new window).
# 📖 Rule Details
This rule report variable definitions of v-for directives or scope attributes if those are not used.
<template>
<!-- ✓ GOOD -->
<ol v-for="i in 5">
<li>{{ i }}</li>
</ol>
<!-- ✗ BAD -->
<ol v-for="i in 5">
<li>item</li>
</ol>
</template>
# 🔧 Options
{
"vue/no-unused-vars": ["error", {
"ignorePattern": "^_"
}]
}
ignorePattern... disables reporting when your definitions of v-for directives or scope attributes match your ignorePattern Regular expression. defaultnull, will ignore nothing
# 🚀 Suggestion
- When your ignorePattern set to
^_, we could provide a suggestion which add a prefix_to your variable and no more eslint error
# 🚀 Version
This rule was introduced in eslint-plugin-vue v3.14.0