A loop is a structure in programming ... useful for avoiding complex, nested if statements within your loop. There are other fancy tricks we can pull off, such as nesting loops and using labels.

Nested iteration isn't limited to FOR loops. A WHILE loop can be nested in a ... many possibilities and paths for a program to follow. It allows for complex decisions to be made.

For loops in Java are just one type of loop that can be used to repeat a code block for iterative operations. If you need to open a text file for example, then you might use a loop to go through ...