为什么这一辛迪加不合法? 你们能否看一看设计问题是什么,不能让哈希姆普像这样的声明静态?
static HashMap<String, String> map2 = new HashMap<String, String> ();
为什么这一辛迪加不合法? 你们能否看一看设计问题是什么,不能让哈希姆普像这样的声明静态?
static HashMap<String, String> map2 = new HashMap<String, String> ();
static HashMap<String, String> map2 = new HashMap<String, String> ();
如果你在班级而不是在某种方法上拥有这一法典,则完全有效。
如果有的话?
www.un.org/Depts/DGACM/index_spanish.htm 更新后:
你们在方法一级宣布变数,在方法一级不允许固定变量。
该宣言本身是完全合法的。 我可以想到,你有两点错误:
java.util.HashMap
(of course in that case the error has nothing to do with your use of the static
keyword).你宣布
我们可以宣布,在java的任何收集都是静态的。 因此,你的声明没有任何错误。
static HashMap<String, String> map2 = new HashMap<String, String> ();
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