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Q1 下面的代码片段的输出是什么？
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Object s1 = new String("Hello");Object s2 = new String("Hello");if(s1 == s2) { System.out.println("s1 and s2 are ==");}else if (s1.equals(s2)) { System.out.println("s1 and s2 are equals()");} |
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A1.输出结果是：
s1 and s2 are equals()
Q2 下面代码片段的输出是什么？
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Object s1 = "Hello";Object s2 = "Hello";if (s1 == s2) { System.out.println("s1 and s2 are ==");} else if (s1.equals(s2)) { System.out.println("s1 and s2 are equals()");} |
A2.答案是：
s1 and s2 are ==
