switch或判断 - xwlong

 1 <?php
 2 $num1 = 1;
 3 $num2 = 2;
 4 function int($num){
 5     switch($num){
 6         case 1:
 7         case 2:
 8             echo "1或2";
 9             break;
10         default:
11             echo "1和2都不是";
12             break;
13     }
14 } 
15 int($num1);//1或2
16 int($num2);//1或2
17 
18 ?>

posted on 2018-02-28 11:14 xwlong 阅读(178) 评论(0) 收藏举报

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