The for
statement is
used to repeat a block of statements enclosed in curly braces. An increment counter is usually
used to increment and terminate the
loop. The for
statement is useful for any repetitive operation, and is often
used in combination with arrays to operate on collections of data/pins.
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After creating a setup() function, which initializes and sets the initial values, the loop() function does precisely what its name suggests, and loops consecutively, allowing your program to change and respond. Use it to actively control the Arduino board.