創建你的第一個Java項目，Hello World
運行環境：win10 JDK8.0
軟件：eclipse 2019
1.File→New→Project
2.選擇Java Project
![clipboard[1]](https://s1.51cto.com/images/blog/201912/24/bf07ebfc1102939a777be6b0fd2c4252.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk= "clipboard[1]")
3.命名規範
![clipboard[2]](https://s1.51cto.com/images/blog/201912/24/d9a843184ea64001d809a2331937c17c.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk= "clipboard[2]")
4.項目結構
![clipboard[3]](https://s1.51cto.com/images/blog/201912/24/932ee29e42820d2537dd019dd987a962.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk= "clipboard[3]")
5. src→New→創建class文件
![clipboard[4]](https://s1.51cto.com/images/blog/201912/24/b08cdd524c966162d56e32da0d224c34.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk= "clipboard[4]")
6.創建的時候勾選
![clipboard[5]](https://s1.51cto.com/images/blog/201912/24/01b32fa59f5e3de9b7fc46f4748af20b.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk= "clipboard[5]")
7.寫個輸出 (輸出快捷鍵;syso+Alt+/)
![clipboard[6]](https://s1.51cto.com/images/blog/201912/24/97339629f7dc01d9f2364679b83e7319.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk= "clipboard[6]")
8.運行（右鍵→Run AS → Java application）
![clipboard[7]](https://s1.51cto.com/images/blog/201912/24/dfb60f9bee99dc07ab4a41b346d8fb75.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk= "clipboard[7]")
over~
創建你的第一個Java項目，Hello World
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