eslint/no-delete-var Correctness

✅ This rule is turned on by default.

What it does

The purpose of the delete operator is to remove a property from an object.

Why is this bad?

Using the delete operator on a variable might lead to unexpected behavior.

Examples

Examples of incorrect code for this rule:

var x;
delete x;

Examples of correct code for this rule:

var x;

var y;
delete y.prop;

How to use

To enable this rule using the config file or in the CLI, you can use:

Config (.oxlintrc.json)

{
  "rules": {
    "no-delete-var": "error"
  }
}

CLI

oxlint --deny no-delete-var

References

• Rule Source