eslint-plugin-vue

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vue/no-template-key ​

disallow key attribute on <template>

  • ⚙️ This rule is included in all of "plugin:vue/essential", *.configs["flat/essential"], "plugin:vue/vue2-essential", *.configs["flat/vue2-essential"], "plugin:vue/strongly-recommended", *.configs["flat/strongly-recommended"], "plugin:vue/vue2-strongly-recommended", *.configs["flat/vue2-strongly-recommended"], "plugin:vue/recommended", *.configs["flat/recommended"], "plugin:vue/vue2-recommended" and *.configs["flat/vue2-recommended"].

Vue.js disallows key attribute on <template> elements.

📖 Rule Details ​

This rule reports the <template> elements which have key attribute.

<template> <!-- ✓ GOOD --> <div key="foo"> ... </div> <template> ... </template> <!-- It's valid for Vue.js 3.x --> <template v-for="item in list" :key="item.id"> ... </template> <!-- ✗ BAD --> <template key="foo"> ... </template> <template v-bind:key="bar"> ... </template> <template :key="baz"> ... </template> </template>
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Note

This rule does not report keys placed on <template v-for>. It's valid for Vue.js 3.x. If you want to report keys placed on <template v-for> invalid for Vue.js 2.x, use vue/no-v-for-template-key rule.

🔧 Options ​

Nothing.

📚 Further Reading ​

🚀 Version ​

This rule was introduced in eslint-plugin-vue v3.4.0

🔍 Implementation ​