• 2021-04-14 问题

    设有如下代码段 1Strings=null; 2if(s!=null

    设有如下代码段 1Strings=null; 2if(s!=null

  • 2022-05-28 问题

    下面的哪些程序片断可能导致错误?() A: Strings=“Gonewiththewind”;Stringt=“good“;Stringk=s+t; B: Strings=“Gonewiththewind”;Stringt;t=s[3]+“one”; C: Strings=“Gonewiththewind”;Stringstandard=s.toUpperCase(); D: Strings=“homedirectory”;Stringt=s–“directory”;

    下面的哪些程序片断可能导致错误?() A: Strings=“Gonewiththewind”;Stringt=“good“;Stringk=s+t; B: Strings=“Gonewiththewind”;Stringt;t=s[3]+“one”; C: Strings=“Gonewiththewind”;Stringstandard=s.toUpperCase(); D: Strings=“homedirectory”;Stringt=s–“directory”;

  • 2022-06-18 问题

    下面的表达式中正确的是() A: Strings=“你好”;inti=3;s+=i; B: Strings=“你好”;inti=3;if(i==s)s+=i; C: Strings=“你好”;inti=3;s=i+s; D: Strings=“你好”;inti=3;s=i+;

    下面的表达式中正确的是() A: Strings=“你好”;inti=3;s+=i; B: Strings=“你好”;inti=3;if(i==s)s+=i; C: Strings=“你好”;inti=3;s=i+s; D: Strings=“你好”;inti=3;s=i+;

  • 2022-06-18 问题

    下面的表达式哪些是正确的?() A: Strings="你好";inti=3;s+=i; B: Strings="你好";inti=3;if(i==s){s+=i}; C: Strings="你好";inti=3;s=i+; D: Strings="0";inti=(s!=null)&&(s.length()>0)?s.length():0;

    下面的表达式哪些是正确的?() A: Strings="你好";inti=3;s+=i; B: Strings="你好";inti=3;if(i==s){s+=i}; C: Strings="你好";inti=3;s=i+; D: Strings="0";inti=(s!=null)&&(s.length()>0)?s.length():0;

  • 2021-04-14 问题

    It's cash given with no strings touched.

    It's cash given with no strings touched.

  • 2021-04-14 问题

    Strings of the same thickness made of nylon are ______.

    Strings of the same thickness made of nylon are ______.

  • 2022-06-07 问题

    在java中,下列语句不能通过编译. A: Strings=”john”+”was”+”here”; B: Strings=”john”+3; C: inta=3+5; D: floatf=5+5、5;

    在java中,下列语句不能通过编译. A: Strings=”john”+”was”+”here”; B: Strings=”john”+3; C: inta=3+5; D: floatf=5+5、5;

  • 2022-05-27 问题

    The tuning of the four strings of the cello from low to high are

    The tuning of the four strings of the cello from low to high are

  • 2022-05-27 问题

    ‍The tuning of the four strings of the cello from low to high are ‍‍‍

    ‍The tuning of the four strings of the cello from low to high are ‍‍‍

  • 2022-06-07 问题

    在Java中,下列哪条语句会出现编译错误?() A: inta=3+5; B: Strings=“join”+3; C: floatf=5+5.5; D: Strings=“join”+“was”+“here”;

    在Java中,下列哪条语句会出现编译错误?() A: inta=3+5; B: Strings=“join”+3; C: floatf=5+5.5; D: Strings=“join”+“was”+“here”;

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