const localName = "local_name"; delete localName; // true console.log(localName); // "local_name"
Is it possible to delete a variable declared using
delete is used to delete properties from an object.
will try to delete the property
foo from the global object. Declared variables can never be removed with
delete (no matter if you use
var), and there is no other way to remove a "variable" (binding) (see @T.J.'s comment for some more details).
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