【Java沒基礎】關於stream has already been operated upon or closed問題
在學習 Java 8 函數式編程的相關知識的時候，作了一個小練習題：web 很簡單啊，因而我鍵盤一揮，使用並行流寫了以下代碼編程 public static int parallelSumOfSquares(IntStream range) {
return range.parallel() //這裏直接將流轉化爲並行流
.map(x -> x * x)
.
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相關文章
- 1. java.lang.IllegalStateException: stream has already been operated upon or closed
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