Variable Names Legal and Illegal

Question 1

What illegal character is in this statement.

var product cost = 3.45;

Answer 1

A space is an illegal character in a variable name.

Question 2

Type the illegal character in this statement.

var P2_a%88$;

Answer 2

%

Question 3

Rewrite this using camelCase.

var Nameofband;

Answer 3

var nameOfBand;

Question 4

Declare a variable using nothing but all of the legal characters that aren’t alphabet characters or numbers. Don’t repeat any of them.

Answer 4

var $_;
or
var _$;