Function vs method

Built in functions in java are methods that are present in different API of JDK . For example cos(double a), exp(double a) etc are built in function of java present in java.

Built in functions in java are methods that are present in different API of JDK . For example cos(double a), exp(double a) etc are built in function of java present in java.

In Java there are no free functions , which simplifies lookup rules and code organization. Many C++ style guides have adopted the “only classes” style, prohibiting free functions. But C++ is not Java.

In Java there are no free functions , which simplifies lookup rules and code organization. Many C++ style guides have adopted the “only classes” style, prohibiting free functions. But C++ is not Java.