spring boot——参数传递——URL后面接参数：示例：?username=1221&age=12——通过Bean对象来获取前端页面参数...

本是古典何须时尚 2023-09-29 09:10 1阅读 0赞

创建Bean对象：

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      <code>package</code>&nbsp; 
      <code>com.awaimai.web;</code> 
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      <code>public</code>&nbsp; 
      <code>class</code>&nbsp; 
      <code>Student</code> 
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      <code>{ </code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>private</code>&nbsp; 
      <code>String firstName;</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>private</code>&nbsp; 
      <code>String lastName;</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>public</code>&nbsp; 
      <code>void</code>&nbsp; 
      <code>setFirstName(String firstName)</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>{ </code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>this</code> 
      <code>.firstName = firstName;</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>}</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>public</code>&nbsp; 
      <code>String getFirstName()</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>{ </code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>return</code>&nbsp; 
      <code>firstName;</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>}</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>public</code>&nbsp; 
      <code>void</code>&nbsp; 
      <code>setLastName(String lastName)</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>{ </code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>this</code> 
      <code>.lastName = lastName;</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>}</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>public</code>&nbsp; 
      <code>String getLastName()</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>{ </code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>return</code>&nbsp; 
      <code>lastName;</code> 
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      <code>&nbsp;&nbsp;&nbsp;&nbsp;</code> 
      <code>}</code> 
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      <code>}</code> 
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![9e2f26f6f7bee13d694bb64befc0a1db.png][]

控制器：

![2d0f2884dd5eca67fa350b0e4c2f0915.png][]

web访问：

![580a10d67386776a35a2b89a01f741f9.png][]

==================================================================

// http://localhost:8080/test291?firstName=zhangsi&lastName=wanGwu
    
        //  zhangsiwanGwu
    
        @RequestMapping(value = "/test291")
        public String test281(Student student)
        {
            String a = student.getFirstName();
            String b = student.getLastName();
            return a+b;
        }

package com.bulunzhihao.web;
    
    public class Student
    {
        private String firstName;
        private String lastName;
    
        public void setFirstName(String firstName)
        {
            this.firstName = firstName;
        }
    
        public String getFirstName()
        {
            return firstName;
        }
    
        public void setLastName(String lastName)
        {
            this.lastName = lastName;
        }
    
        public String getLastName()
        {
            return lastName;
        }
    
    }

![2278a29de8a3067b7718a0673b43a36a.png][]

![bae7109b2f6c018c5c07c57511fe8bc7.png][]

http://localhost:8080/test291?firstName=zhangsi&lastName=wanGwu

![8ec50a78643d215c605f9f36aa1a3f9c.png][]

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[9e2f26f6f7bee13d694bb64befc0a1db.png]: https://img-blog.csdnimg.cn/img_convert/9e2f26f6f7bee13d694bb64befc0a1db.png
[2d0f2884dd5eca67fa350b0e4c2f0915.png]: https://img-blog.csdnimg.cn/img_convert/2d0f2884dd5eca67fa350b0e4c2f0915.png
[580a10d67386776a35a2b89a01f741f9.png]: https://img-blog.csdnimg.cn/img_convert/580a10d67386776a35a2b89a01f741f9.png
[2278a29de8a3067b7718a0673b43a36a.png]: https://img-blog.csdnimg.cn/img_convert/2278a29de8a3067b7718a0673b43a36a.png
[bae7109b2f6c018c5c07c57511fe8bc7.png]: https://img-blog.csdnimg.cn/img_convert/bae7109b2f6c018c5c07c57511fe8bc7.png
[8ec50a78643d215c605f9f36aa1a3f9c.png]: https://img-blog.csdnimg.cn/img_convert/8ec50a78643d215c605f9f36aa1a3f9c.png