# es/no-block-scoped-variables
disallow block-scoped variable declarations
- ✅ The following configurations enable this rule:
plugin:es/no-new-in-es2015
,plugin:es/restrict-to-es3
, andplugin:es/restrict-to-es5
This rule reports ES2015 block-scoped variable declarations as errors.
# Examples
⛔ Examples of incorrect code for this rule:
/*eslint es/no-block-scoped-variables: error */
let a = 1
const b = 2