Please enable JavaScript.
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COERCION (console.log('5' - 5) (console.log('5' + 5 )…
COERCION
console.log('5' - 5)
0
false
console.log('5' + 5 )
55
treating
as
string
treating
as
number
console.log(true + 5)
6
console.log(false + 5)
5
false
''
0
null
undefined
false
don't
allow
JavaScript
this
to do
IMPLICITE
conversion
type
variable
checking
with
typeof