If the array's element type does not have a constructor, the elements of the array will be initialized with the corresponding zerorepresentation for that type.
如果阵列的元素型别没有建构函式，则阵列的元素将会以该型别的对应零表示初始化。
2
The former will return a list of the HTTPD installations managed by this Zero application and the latter will return the JSON representation of an individual HTTPD installation.
前者将返回Zero应用程序托管的httpd安装清单，后者将返回单个httpd安装的JSON表示。
3
The new binary literals are represented with either a prefixed 0b or 0b (that is, a zero followed by an uppercase or lowercase b). The representation of decimal 21 in binary is then.