Date 轉換 === 取得年月日,EX: ``` Date date = new Date(); date.getYear() ``` 舊方式將被棄用 請參考新的取得[方式](https://stackoverflow.com/a/6186006) ## Ref. [[Java] Date SimpleDateFormat Calendar之轉換與時區(UTC/GMT)問題](https://cdfq152313.github.io/post/2017-04-27/) Date 格式代號: [DateFormat 和 SimpleDateFormat](http://androidbiancheng.blogspot.com/2010/09/dateformat-simpledateformat.html) [Convert Date String to UTC format [duplicate]](https://stackoverflow.com/questions/52821700/convert-date-string-to-utc-format) [Converting a Date object to a calendar object [duplicate]](https://stackoverflow.com/a/6186006) ###### tags: `實作相關`