- <?php
- $i = 1;
- $j = 3;
- $count = 0;
- while($i<=10000){
- $count += $i + $j;
- $j += 2;
- $i++;
- }
- echo $count;
- ?>
复制代码- <?php
- $a1 = 10;
- $a2 = 3;
- $a3 = 6;
- if($a1 > $a2){
- $flag = $a1;
- $a1 = $a2;
- $a2 = $flag;
- }
- if($a1 > $a3){
- $flag = $a1;
- $a1 = $a3;
- $a3 = $a2;
- $a2 = $flag;
- }elseif($a2 > $a3){
- $flag = $a3;
- $a3 = $a2;
- $a2 = $flag;
- }
- echo $a1.'-'.$a2.'-'.$a3;
- ?>
复制代码 以上代码未经过任何测试,自行测试
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