看似簡單 …..其實不容易.
但按照下面的步驟去暸解. 一切煩惱都沒了
最容易犯的錯誤就是~~路徑 :非檔案路徑的
C:\1 \2 \ 3.png — →ERRR
C: /1 /2 /3.png — → OK
Thanks give !!!

index.html.en
file you'll want to put the following markupindex.html 的位置去根據每個檔案的插入圖片後的路徑
<span>src="/check_mark.png"</span>
<img src="/check_mark.png" />
<span>I'm green because I'm referenced from the ROOT directory</span>
</p>
<p>
<span>src="subfolder/check_mark.png"</span>
<img src="subfolder/check_mark.png" />
<span>I'm yellow because I'm referenced from the child of this current directory</span>
</p>
<p>
<span>src="/subfolder/check_mark.png"</span>
<img src="/subfolder/check_mark.png" />
<span>I'm orange because I'm referenced from the child of the ROOT directory</span>
</p>
<p>
<span>src="../subfolder/check_mark.png"</span>
<img src="../subfolder/check_mark.png" />
<span>I'm purple because I'm referenced from the parent of this current directory</span>
</p>
<p>
<span>src="subfolder/subfolder/check_mark.png"</span>
<img src="subfolder/subfolder/check_mark.png" />
<span>I'm [broken] because there is no subfolder two children down from this current directory</span>
</p>
<p>
<span>src="/subfolder/subfolder/check_mark.png"</span>
<img src="/subfolder/subfolder/check_mark.png" />
<span>I'm purple because I'm referenced two children down from the ROOT directory</span>
</p>
React _ 學習歷程
React.js
組件排版的方式. 頁面看起來容易讀簡潔.
如果讓不懂程式的也能讀懂內容.
Wonderful !!
2021年展望前端開發趨勢:
Javascript 有轉變為 Typescript 趨勢
react.js 依然是美國核心技術前端語言Redux
特色:
採用funcation 組件
優點:
更簡潔-編碼環境
https://github.com/DoungBarry/facebook-clone-react.jsgitHub
https://cool-remote.firebaseapp.com
臉書留言(已完成)
https://github.com/DoungBarry/amazon_challenage-BarryYu.git
亞馬遜購物車仿造(未完成)
https://www.loom.com/share/5e8b53a29c0d4478877723cf1fe5f7ea
錄製 react map() 迴圈:用數字轉換陣列 -有本人camara
https://www.loom.com/share/3b741c3dfbf34101af55b063ab20b8bd
錄製 : Redux function component .
https://www.loom.com/share/f870d10e560a4875a185cf12f3054d8e
錄製: currency-format
https://www.loom.com/share/6a7ab31da69c43038ef19a982ed5df84
錄製:套件 : react-router-dom 頁面路由使用方式
https://www.loom.com/share/a328b81c23ca42a6bac90a45a140b2d8
錄製:SASS預設處理器 :變數