摘要: 运算 1 <?php 2 3 //加法 4 $num1 = 10; 5 $num2 = 43; 6 7 echo $num1 + $num2; 8 echo " "; 9 var_dump($num1 + $num2); 10 echo "<p />"; 11 ?> 12 13 结果 : 53 in 阅读全文
posted @ 2016-10-28 20:07 风马一族 阅读(178) 评论(0) 推荐(0)