字串轉為數值:parseFloat(), parseInt() 和 Number() JavaScript 中篩選陣列的資料內容 map() filter() find() some() => 不改變原陣列
![[Hardware] 讀卡機編碼格式、卡片相關資訊](https://mike.coderbridge.io/2023/08/29/about-card-and-card-reader/?utm_source=coderbridge-io&utm_medium=blog_related_post_img&utm_campaign=gardenia rhapsody_[Hardware] 讀卡機編碼格式、卡片相關資訊_@jjon-hsieh_https://static.coderbridge.com/images/covers/default-post-cover-1.jpg)
 學習計畫與備考心得: Module 4_@Hans-Tsai_https://static.coderbridge.com/img/Hans-Tsai/82f61d999f594ad696f8a8950c5a1e32.png)
![[程式挑戰] 全域變數和區域變數可視範圍 Variable Scope](https://www.happycoder.org/2019/12/27/[程式挑戰]-全域變數和區域變數可視範圍-variable-scope/?utm_source=coderbridge-io&utm_medium=blog_related_post_img&utm_campaign=gardenia rhapsody_[程式挑戰] 全域變數和區域變數可視範圍 Variable Scope_@happycoder_https://static.coderbridge.com/images/covers/default-post-cover-3.jpg)
