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单选题
byteb[]="今天星期六".getBytes();Strings=newString(b,4,6);则s为()
A
天星期六
B
星期六
C
期六
D
今天是
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考题
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下面哪段语法执行正确()
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考题
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考题
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考题
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考题
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考题
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考题
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考题
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考题
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考题
单选题执行代码Strings=newString("Hello")后,正确的结论是()A
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考题
单选题有如下程序段:inta=b=5;Strings1="祝你今天考出好成绩!";Strings2=s1;则表达式a==b与s2==s1的结果分别是:()。A
true与trueB
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考题
单选题创建字符串s:Strings=newString(“hello”);以下()语句将改变s。A
s.append(“aaa”)B
s.concat(s)C
s.substring(3)D
以上语句都不会
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