Ruby While Loops — ITLC Tutorials

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The while loop is conventional, but it also has a postfix form.

# Some counting with a while.
a = 0
while a < 15
    print a, " "
    if a == 10 then
        print "made it to ten!!"
    end
    a = a + 1
end
print "\n"

# Here's a way to empty an array.
joe = [ 'eggs.', 'some', 'break', 'to', 'Have' ]
print(joe.pop, " ") while joe.size > 0
print "\n"

# Some counting with a while.

a = 0

while a < 15

print a, " "

if a == 10 then

print "made it to ten!!"

end

a = a + 1

end

print "\n"

# Here's a way to empty an array.

joe = [ 'eggs.', 'some', 'break', 'to', 'Have' ]

print(joe.pop, " ") while joe.size > 0

print "\n"

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