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40 changes: 22 additions & 18 deletions fibonacci_series/PHP/fibonacci.php
Original file line number Diff line number Diff line change
@@ -1,20 +1,24 @@
<?php
/* Print fiboancci series upto 12 elements. */
$num = 12;
echo "<h3>Fibonacci series using recursive function:</h3>";
echo "\n";
/* Recursive function for fibonacci series. */
function series($num){
if($num == 0){
return 0;
}else if( $num == 1){
return 1;
} else {
return (series($num-1) + series($num-2));
}
}
/* Call Function. */
for ($i = 0; $i < $num; $i++){
<?php
/* Print fiboancci series upto 12 elements. */
$num = 12;

$input = readline("How many numbers to generate?");
if( $input ) $num = 1*$input;

echo "<h3>Fibonacci series using recursive function:</h3>";
echo "\n";
/* Recursive function for fibonacci series. This is fairly inefficient. */
function series($num){
if($num == 0){
return 0;
} else if( $num == 1) {
return 1;
} else {
return (series($num-1) + series($num-2));
}
}
/* Call Function. */
for ($i = 0; $i < $num; $i++){
echo series($i);
echo "\n";
}
}