while

Programming

Execute a block of statements repeatedly as long as the condition is true (nonzero). Use break to exit early. Beware of infinite loops.

while condition ... end

x = 1;
while x < 100
  x = x * 2;
end
disp(x)

n = 10;
while n > 0
  disp(n)
  n = n - 1;
end