PHP Simple Example

<?PHP/** * @author Admin * @copyright 2016 * Programming Implementation 2+4+6+...+100. * $sum = 0;for ($i =2; $i <=100; $i +=2) {$sum + = $i;} Echo $sum;*//** * Programming Implementation 1*3*5*7*9*11. * $sum = 1;for ($i =1; $i <=11; $i +=2) {$sum *= $i;} Echo $sum;*//** * Programming is implemented as Follows: 100 99 98 97 9695 94 93 92 9190 89 88 87 8685 84 83 82 8180 79 78 77 7675 74 73 72 7170 69 68 67 6665 64 63  62 6160 59 58 57 5655 54 53 52 5150 49 48 47 4645 44 43 42 4140 39 38 37 3635 34 33 32 3130 29 28 27 2625 24 23 22 2120 19 18 17 1615 14 13 12 1110 9 8 7 65 4 3 2 1. */  for($i= 100;$i>=1;$i--){    Echo $i.‘ ‘, --$i.‘ ‘, --$i.‘ ‘, --$i.‘ ‘, --$i.‘ ‘; Echo"<br>";}?>

PHP Simple Example