Return an array of an object's own non-enumerable property names.

Define a non-enumerable write-only accessor.

Return an array of an object's own and inherited non-enumerable property names.

Return an array of an object's inherited non-enumerable symbol properties.

Define a non-enumerable read-only property.

Return an array of an object's own and inherited non-enumerable symbol properties.

Return an array of an object's own non-enumerable property names and symbols.

Test if an object's own property is non-enumerable.

Return an array of an object's own enumerable and non-enumerable property names and symbols.

Return an array of an object's inherited enumerable and non-enumerable property names.

Return an array of an object's own non-enumerable symbol properties.

Return an array of an object's inherited non-enumerable property names and symbols.

Define a non-enumerable read-only accessor.

Define a non-enumerable property.

Return an array of an object's own enumerable and non-enumerable property names.

Return an array of an object's own and inherited enumerable and non-enumerable property names.

Return an array of an object's inherited non-enumerable property names.

Return an array of an object's inherited enumerable property names and symbols.

Like Object.getOwnPropertySymbols but gets only non-enumerable properties.

Like Reflect.ownKeys but gets only non-enumerable properties.