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In a
for ... in loop, where does the loop variable get its values?
from the list of values following the keyword in
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In a simple
for loop, where does the loop variable get its values?
from the command line arguments
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Should the loop variable in a
for loop have a $ in front of it?
no
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In a three statement
for loop, what does the first statement do?
sets the initial value of a loop variable
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In a three statement
for loop, what does the second statement do?
it's a logical expression and the loop will continue as long as its value is true
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In a three statement
for loop, what does the third statement do?
changes the value of the loop variable after each pass through the loop
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Why are the three statements in a three statement
for loop surrounded by two parentheses?
so the values of all variables will be treated as numbers
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When does a
while loop stop running?
when the command following while returns an exit status that is not 0
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What does the
continue command in a loop do?
stops that pass through the loop and returns to the top of the loop
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What does the
break command in a loop do?
jumps completely out of the loop