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  1. <?php
  2.  
  3. 	$v[] = [2,0,4,3,1];
  4. 	$i = 0;
  5. 	$j = 0;
  6. 	$a = 0;
  7.  
  8. 	for($i=0;$i<3;$i++){
  9. 		for($j=0;$j<(3-$i);$j++){
  10. 			if($v[$j]>$v[($j+1)]){
  11. 				$a = $v[$j];
  12. 				$v[$j] = $v[($j+1)];
  13. 				$v[$j+1] = $a;
  14. 			}
  15. 			echo '0: ' + $v[0]+'1: ' + $v[1] + ' 2: ' + $v[2] + ' 3: ' + $v[3] + ' 4: ' + $v[4];
  16. 		}
  17. 	}
  18. ?>
Runtime error #stdin #stdout #stderr 0.01s 82880KB
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Standard input is empty
stdout
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Standard output is empty
stderr
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PHP Notice:  Undefined offset: 1 in /home/mfrw6W/prog.php on line 10
PHP Notice:  Undefined offset: 1 in /home/mfrw6W/prog.php on line 12
PHP Notice:  A non well formed numeric value encountered in /home/mfrw6W/prog.php on line 15
PHP Notice:  A non well formed numeric value encountered in /home/mfrw6W/prog.php on line 15
PHP Fatal error:  Uncaught Error: Unsupported operand types in /home/mfrw6W/prog.php:15
Stack trace:
#0 {main}
  thrown in /home/mfrw6W/prog.php on line 15
https://ideone.com/XpRWzr
language:
PHP (php 7.3.5)
created:
7 years ago
visibility:
public

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