JAVA 從數組隨機獲取一個元素

//先隨機產生一個下標再獲取元素 String random = ""; String[] doc = {"成功領取贈險", "安全到家", "已領取50萬保障", "和家人團聚","在家中貼春聯"}; int index = (int) (Math.random() * doc.length); random = doc[index]; 轉載於:https://www.cnblogs.com/h

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