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  1. <?php
  2.  
  3. $h=2;
  4. echo "Prime numbers from 1 to 50 are :";
  5.  echo "\n";  
  6. while($n<=50){
  7. 	$c=0;
  8. 	for($i=1;$i<=$n;$i++)
  9. 	{
  10. 		if( $n%$i == 0){
  11. 			$c++;
  12. 		}
  13. 	}
  14. 	if($c==2){
  15. 		echo $n;
  16. 		 echo "\n";  
  17.  
  18. 	}
  19. 		$n++;
  20. }
  21. ?>
  22.  
Success #stdin #stdout #stderr 0.03s 25744KB
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stdin
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Standard input is empty
stdout
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Prime numbers from 1 to 50 are :
2
3
5
7
11
13
17
19
23
29
31
37
41
43
47
stderr
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PHP Notice:  Undefined variable: n in /home/rMAF1s/prog.php on line 6
PHP Notice:  Undefined variable: n in /home/rMAF1s/prog.php on line 8
PHP Notice:  Undefined variable: n in /home/rMAF1s/prog.php on line 19
https://ideone.com/5Bju00
language:
PHP (php 7.3.5)
created:
1 year ago
visibility:
public

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