=== OPERATOR:
If the two values have different types, false is returned.
Returns true if both values are of the number type and the values are the same.
Returns true if both values are stirng and the values have the same String content.
Returns true if both values are true or false.
Returns true if both values point to the same Object, Arraya, or function.
Returns true if both values are null or undefined.
= Operator:
If the two values have the same type, the = comparison is performed, and the = comparison value is returned.
If the two values do not have the same type, true may be returned.
Returns true if one value is null and the other value is undefined.
If one value is string and the other is number, the string is converted to number before comparison.
If a value is true, it is converted to 1 and then compared, and false is converted to 0.
If one value is an Object and the other value is a number or string, the Object is converted to the original type using valueOf () or toString () and then compared.