How many Fibonacci numbers to generate:
= 51) { echo 'Please enter a value of 50 or less'; } elseif ($max == 1) { echo '0'; } elseif ($max == 2) { echo '0, 1'; } elseif ($max >= 3) { echo '0, 1, '; do { echo (($a + $b).', '); $b = ($a + $b); $a = ($b - $a); $i++; } while ($i <= ($max - 3)); echo (($a + $b).'.'); } echo ('
['.$max.' Fibonacci number(s)]
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