自定义函数标签库

谁借莪１个温暖的怀抱￠ 2022-04-05 08:58 230阅读 0赞

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 <td style="background-color:#FFFFFF;width:369.2pt;"> 1:创建自定义标签功能的实现类：（不要忘记set方法，不然使用自定义标签时会无法传参） <img alt="" height="901" src="https://img-blog.csdnimg.cn/20181211195839914.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQwOTY5MTA4,size_16,color_FFFFFF,t_70" width="698"> B:新建一个**.tld的标签库，然后在标签库中注册标签（建议标签库建在WEB-INF下面，.tld文件格式可以参考Tomcat安装目录下的文件） <img alt="" height="318" src="https://img-blog.csdnimg.cn/20181211195839758.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQwOTY5MTA4,size_16,color_FFFFFF,t_70" width="323"><img alt="" height="122" src="https://img-blog.csdnimg.cn/20181211200642497.png" width="762"><img alt="" height="636" src="https://img-blog.csdnimg.cn/20181211195839913.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQwOTY5MTA4,size_16,color_FFFFFF,t_70" width="850"> C:在页面中引入自定义标签库，并使用自定义标签 <img alt="" height="54" src="https://img-blog.csdnimg.cn/20181211195839753.png" width="823"> <img alt="" height="220" src="https://img-blog.csdnimg.cn/20181211195839801.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQwOTY5MTA4,size_16,color_FFFFFF,t_70" width="682"> </td> 
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 <td style="background-color:#FFFFFF;width:369.2pt;"> 页面显示结果<img alt="" height="308" src="https://img-blog.csdnimg.cn/20181211195839911.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3FxXzQwOTY5MTA4,size_16,color_FFFFFF,t_70" width="866"> &nbsp; &nbsp; </td> 
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