HashMap中的get()方法参数是？ A: get(id) B: get(value) C: get(key) D: get(index)

下列哪些是常见的一句话木马？（） A: <？php@eval（$_POST（value））：？> B: <%execute（request（"value"））%> C: <？phpassert（$_POST（value））；？> D: <？php@eval（$_GET（value））：？>

关于属性的使用正确的是? private int num;public string Num{get{return num;};set{num=value;}}|private int num;private int Num{get{return num;}set{num=value;}}|private int num;public int Num{get{return num;}set{num=value;}}|private int num;public int Num{get{num=value;}set{return num;}}

关于属性的使用正确的是 A: private int num;public string Num{get{return num;} set{num=value;}} B: private int num;public int Num{get{return num;}set{num=value;}} C: private int num;public int Num{get{num=value;}set{return num;}} D: private int num;private int Num{get{return num;}set{num=value;}}

If we get the value of inventory turnover, we can make_________ and _________ comparison.

写出下面PHP代码运行的输出结果____。$GLOBALS&#91;'var1'&#93; = 5;$var2 = 1;function get____value(){global $var2;$var1 = 0;return $var2++;}get____value();echo $var1, $var2;

下面类的索引定义或使用正确的是（）。 A: class MyClass{ int x; int y; public int this[int index] { get{ if (index==0) return x; else return y; }}｝ B: class MyClass{ int x; int y; public int this[int index] { set{ if (index==0) x=value; else y=value; }}} C: class MyClass{ int x; int y; public int INDEX[int index] { get{ if (index==0) return x; else return y; } set{ if (index==0) x=value; else y=value; }}} D: class MyClass{ int x; int y; public int this[int index] { get{ if (index==0) return x; else return y; } set{ if (index==0) x=value; else y=value; }}}

Simply (subtract) the free heap value from the total heap size to get this value. A: 加上 B: 承载 C: 减去 D: 区别

What does the sentence “he will get more bang for his buck” mean? A: Hasty climbers have sudden falls. B: He will get more money from the bank. C: He never spends money within his budget. D: He will get more value for the money he puts into something.

put(Object key, Object value)和get(Object key)方法分别用于向Map中存入元素和取出元素。