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public class OperateDemo2 { public static void main(String[] args) { // 初始化一個(gè)雙精度浮點(diǎn)型變量d1，值為10 double d1 = 10; // 初始化一個(gè)整型變量i1，值也為10 int i1 = 10; System.out.println("id == i1的結(jié)果為：" + (d1 == i1)); System.out.println("id != i1的結(jié)果為：" + (d1 != i1)); System.out.println("id > i1的結(jié)果為：" + (d1 > i1)); System.out.println("id < i1的結(jié)果為：" + (d1 < i1)); System.out.println("id >= i1的結(jié)果為：" + (d1 >= i1)); System.out.println("id <= i1的結(jié)果為：" + (d1 <= i1)); } }