In an statement involving the ‘+’ operator on a numeric string and an int, JavaScript converts the int into a string and perform string concatenation. For all other arithmetic operators, the numeric string is converted to a number. This is elaborated with the example bellow.

console.log ( "12...

It is often necessary to provide string representation of objects. Application of this can be found in debugging, storing in a file, communication across the network, etc. Two builtin functions str() and repr() output string representation of Python objects. But how do they differ from each other...