In this example, I am using a for loop and I am getting the limiting number from user.
Code 1: Print Fibonacci Series With Using Array
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<!doctype html> <html> <head> <meta charset="utf-8"> <title>Code 4 Example - PHP Examples</title> </head> <body> <form action="" method="post"> Number:<input type="text" name="number" value="<?=$_POST['number']??''?>"><br> <input type="submit" name="print" value="Print Fibonacci Series"> </form> <?php if(isset($_POST["print"])) { $limit=$_POST["number"]; $x = 0; $y = 1; $fib = [$x,$y]; for($i=0;$i<=$limit-2;$i++) { $z = $x + $y; $fib[]=$z; $x=$y; $y=$z; } echo "<pre>"; //print series print_r($fib); echo "</pre>"; } ?> </body> </html> |
Output:
Code 2: Print Fibonacci Series With Recursive
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<?php function fibonacci($n,$first = 0,$second = 1) { $fib = [$first,$second]; for($i=1;$i<$n;$i++) { $fib[] = $fib[$i]+$fib[$i-1]; } return $fib; } ?> <!doctype html> <html> <head> <meta charset="utf-8"> <title>Code 4 Example - PHP Examples</title> </head> <body> <form action="" method="post"> Number:<input type="text" name="number" value="<?=$_POST['number']??''?>"><br> <input type="submit" name="print" value="Print Fibonacci Series"> </form> <?php if(isset($_POST["print"])) { $limit=$_POST["number"]; $fibArray=fibonacci($limit); //print series echo "<pre>"; print_r($fibArray); echo "</pre>"; } ?> </body> </html> |
Code 2: Print Fibonacci Series Without Using Array
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<!doctype html> <html> <head> <meta charset="utf-8"> <title>Code 4 Example - PHP Examples</title> </head> <body> <form action="" method="post"> Number:<input type="text" name="number" value="<?=$_POST['number']??''?>"><br> <input type="submit" name="print" value="Print Fibonacci Series"> </form> <?php if(isset($_POST["print"])) { $limit=$_POST["number"]; $x = 0; $y = 1; for($i=0;$i<=$limit-1;$i++) { $z = $x + $y; echo "<strong>$z</strong> "; $x=$y; $y=$z; } } ?> </body> </html> |
Output:
your expression on using Fibonacci sequence on array php is a light pad to me work. it is indeed helpful and educative.