Statements are the elements that make up programs. The ";" (semi-colon) symbol is used to end statements. It is called the "statement terminator." Comments are used for making notes to help people better understand programs. A comment begins with two forward slashes ("//").
Original Processing.org Example: StatementsComments
// All Examples Written by Casey Reas and Ben Fry // unless otherwise stated. // The size function is a statement that tells the computer // how large to make the window. // Each function statement has zero or more parameters. // Parameters are data passed into the function // and used as values for specifying what the computer will do. size(200, 200); // The background function is a statement that tells the computer // which color to make the background of the window background(102);