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ToNumber - Coggle Diagram
ToNumber
Argument Types
Undefined
NaN
Null
0
Boolean
argument === true return 1
argument === false return 0
Number
argument (No conversion)
❗️
String
empty string "" return 0
empty space " " retrun 0
"123" return 123
"-123.9" return -123.9
"abc" return NaN
"123abc" retrun NaN
"Infinity" return Infinity
"-Infinity" return -Infinity
" 123 " return 234
" 1 3 " return NaN
"Ox" or "OX" .i.e "Ox1A" retrun 26
❗️
Symbol
TypeError
❗️
Oject
ToPrimitive (argument, hint number)
ToNumber