Values and Variables Flashcards
1
Q
numbers
A
1, 27, .972
2
Q
string
A
words “cat”
3
Q
boolean
A
true or false
4
Q
undefined
A
a possible value but hasn’t been assigned a value
5
Q
null
A
not possible value
6
Q
let
A
variable that allows you to change variable but not duplicate it
7
Q
var
A
allows you to change and duplicate. not the best to use
8
Q
const
A
variable you can’t change once assigned. best option for most cases
9
Q
expression
A
returns a value. i.e 1+1
10
Q
statement
A
assigns a value. i.e let cat = “Rose”
