dongchuan
Java 面试问题

Updated 2 years ago

congyingtech (@congyingtech) started discussion #16

4 years ago · 0 comments

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执行后,输出是什么? 共创建了几个字符串对象?

字符串基础问题 (Edit this file)

下面的这段代码有错误:若要实现去掉首尾空格则应该:System.out.println(s.trim()); 按作者的写法还是output的s本身

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