yurivictor/loop-invariant.js

## loop-invariant.js
var letters = ['a', 'b', 'c'];
var length  = letters.length;
var i       = 0;

/* This is loop invariant. IDK. */
while ( i < length ) {
  console.log( letters[i] );
  i++;
}
	var letters = ['a', 'b', 'c'];
	var length = letters.length;
	var i = 0;

	/* This is loop invariant. IDK. */
	while ( i < length ) {
	console.log( letters[i] );
	i++;
	}