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java - 在Java中将Double转换为Integer(Cast Double to Integer in Java)

Any way to cast java.lang.Double to java.lang.Integer ?

(有什么方法可以将java.lang.Doublejava.lang.Integer吗?)

It throws an exception

(它引发了一个例外)

"java.lang.ClassCastException: java.lang.Double incompatible with java.lang.Integer"

(“java.lang.ClassCastException:java.lang.Double与java.lang.Integer不兼容”)

  ask by 4lex1v translate from so

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You need to explicitly get the int value using method intValue() like this:

(您需要使用方法intValue()显式获取int值,如下所示:)

Double d = 5.25;
Integer i = d.intValue(); // i becomes 5

Or

(要么)

double d = 5.25;
int i = (int) d;

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