while('condition','body') - Function of iterations. The cycle carries out a 'body' while the 'condition' is true.
ADVICE: Choose it from the Programming paletteIMPORTANT: Inside the 'body' (
line could be used) the 'condition' must change from
true (different than zero) to
false (zero) otherwise we can have the endless (never ending) loop. The only way in this case for while or
for loop is to interrupt the calculation by choosing
.
As a
general rule, if the calculation is too long, make double checking of the
loops.
Here is a simple example of using
while loop:
 while loop |