A loop is a programming tool that repeats a set of instructions until a specified condition, called a stopping condition is reached. The For Loop A for loop contains three expressions separated by ; inside the parentheses: Looping through Arrays To loop through each element in an array, a for loop should use the array’s .length property in its condition. Nested Loops When we have a loop running inside another loop, we call that a nested loop. One use for a nested for loop is to compare the elements in two arrays...

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