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<?php header("Content-type: text/html; charset=utf-8"); function add($min_int,$max_int) { $sum=0; for($i=$min_int;$i<=$max_int;$i++) { $sum=$sum+$i; } return $sum; } print_r(add(5,10)); ?>
add.fun.php
原文地址:http://www.cnblogs.com/hnbiao/p/4693432.html