"10"

"default10"

"object10"

Null

Undefined

TypeError

"Джон"

{ name: "Джон" }

Undefined

Error

null

2

0

undefined

myName

"Lexa"

Undefined

ReferenceError

False

True

Undefined

Error

true, true

true, false

false, false

false, true

Error

+

>

::

*

4

5

6

7

Error

background-filter

backdrop-filter

back-filter

filter

1

2

-1

-2

Undefined

TypeError

Undefined

ReferenceError

SyntaxError: Unexpected end of script