JS Tutorial Series 7: Arithmetic operators

1 operator: Plus +

If a variable of number type is added, then the result is a numeric type;

If a variable of a non-numeric type is added, the result is a string type

2 minus-

If a variable of a non-numeric type is subtracted as a result NaN

3 Multiplication Sign *

If a variable of a non-numeric type is subtracted as a result NaN

4 Division Sign/

if 0 is the divisor, the result is Infinity(Infinity)

5% of residual

Get remainder

6 brackets ()

Priority Level parentheses first calculate the value inside the parentheses

JS Tutorial Series 7: Arithmetic operators