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                ThinkChat2.0新版上線,更智能更精彩,支持會話、畫圖、視頻、閱讀、搜索等,送10W Token,即刻開啟你的AI之旅 廣告
                隱式類:用`implicit`關鍵字修飾的類,其主構造器可用于隱式轉換。 * 只能在`class`、`trait`、`object`、`package object`內部定義 * 構造器只能攜帶一個非隱式參數 * 隱式類不能是`case class` * 在同一作用域內,不能有任何方法、成員或對象與隱式類同名 ```scala object StringUtils { // 隱式類 implicit class StringImprovement(val s:String) { def toUpper = s.toUpperCase } } object App{ def main(args: Array[String]): Unit = { // 相當于對String添加了一個新的方法 println("mobin".toUpper) // MOBIN } } ```
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