<?php /* * 测试代码 * 主要测试异常的示例 */ /* //创建可抛出一个异常的函数,示例一 function checkNum($number) { if ($number > 1) { throw new Exception("Value must be 1 or below"); } return true; } //在 "try" 代码块中触发异常 try { checkNum(2); //If the exception is thrown, this text will not be shown echo 'If you see this, the number is 1 or below'; } //捕获异常 catch (Exception $e) { echo 'Message: ' . $e->getMessage(); } * */ //--------------------- //创建可抛出一个异常的函数,示例二 function checkNum($number) { try{ if ($number > 1) { throw new Exception("Value must be 1 or below"); } }catch (Exception $e) { echo 'Message: ' . $e->getMessage(); } return true; } try{ checkNum(2); echo ' If you see this, the number is 1 or below'; }catch (Exception $e) { echo 'Error 2 : ' . $e->getMessage(); } echo "<br />It is work good.";
示例一,是网上已有的
示例二,是测试自己的想法的。
原文:http://blog.csdn.net/wide288/article/details/44570021