阶段1 语言基础+高级_1-3-Java语言高级_04-集合_02 泛型_3_定义和使用含有泛型的类...

以你之姓@ 2021-11-23 22:46 245阅读 0赞

创建一个类，添加一个name的属性，然后生成get和set  
![87548-20190723143648934-691947548.png][]  
使用上面创建的类  
![87548-20190723143648329-1653728586.png][]  
![87548-20190723143647203-865289205.png][]  
使用泛型  
  
![87548-20190723143648769-1927316292.png][]  
  
![87548-20190723143648405-837367801.png][]  
所以我们取出来也是一个Object的类型  
![87548-20190723143648129-1944516227.png][]  
定义的时候规定的类型是Integer，所以这里setName设置的时候也必须是一个Integer类型的  
![87548-20190723143648937-973591823.png][]  
  
![87548-20190723143648046-268838591.png][]  
  
![87548-20190723143647243-782191419.png][]  
  
字符串类型的泛型  
![87548-20190723143648975-1301300576.png][]

转载于:https://www.cnblogs.com/wangjunwei/p/11231625.html

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[87548-20190723143647203-865289205.png]: /images/20211122/f4d3198976f1490e9fbf3a186fde4ed2.png
[87548-20190723143648769-1927316292.png]: /images/20211122/edeb009e92ba4e2db494587de86eebd7.png
[87548-20190723143648405-837367801.png]: /images/20211122/9d982fd208c9449ab6e2ed92e6175903.png
[87548-20190723143648129-1944516227.png]: /images/20211122/e4539604389649b4a2348bb319fc6b30.png
[87548-20190723143648937-973591823.png]: /images/20211122/66dac29a36904fb483b8fea7afa3c996.png
[87548-20190723143648046-268838591.png]: /images/20211122/24e7901034724f27bd532c07db4f6c8b.png
[87548-20190723143647243-782191419.png]: /images/20211122/9e8d07abdd4845618871ec2a5d7deeaf.png
[87548-20190723143648975-1301300576.png]: /images/20211122/eb6b3afcf11d409fb2f53a3fd3471eab.png