关于简单化代码。求大神指导-PHP Tutorial-php.cn

关于简单化代码。求大神指导

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Release： 2016-06-13 11:41:43

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关于简化代码。求大神指导
混迹csdn有半个月了。收获不少，想在这里安家了。
喜欢这里的氛围，喜欢这里的大神。

if(empty($grouptypeid)){<br />		ShowMsg('请指定所属考试！', '-1');<br />        exit();<br />	}if(empty($content)){<br />	    ShowMsg('内容不能为空！','-1');<br />		exit();<br />	}if(empty($teachername)){<br />	    ShowMsg('请选择教师!','-1');<br />		exit();<br />	}if(empty($years)){<br />	    ShowMsg('请选择日期','-1');<br />		exit();<br />	}if(empty($isupdate)){<br />	    ShowMsg('请选择更新日期','-1');<br />		exit();<br />	}

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这要怎么写才简单呢？

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empty nbsp

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