So you create a variable in JavaScript with var, give it a name (like "request" ), and then assign it to a new instance of XMLHttpRequest.
因此在JavaScript中用var创建一个变量，给它一个名字（如“request”），然后赋给它一个新的XMLHttpRequest实例。If you assign this string to any JavaScript variable, the variable will accept the data in terms of an object.
如果将此字符串赋给任意一个JavaScript变量，则该变量将接受以这种对象为单位的数据。Q. What happens if I assign a number with a decimal point to an integer rather than to a float? Consider the following line of code.
如果把一个小数赋给一个整型变量而不是浮点型变量，将会发生什么？考虑下面这行代码。You don't have to assign an imported CSV file to a variable as was shown in the example at the beginning of this section.
不必按照本节开头的示例中所示将导入的CSV文件赋给变量。One is to assign the name of the event handler to the event name in the tag declaration of the object, as shown in Listing 16.
一种方式是在对象的标记声明中将事件处理程序的名称赋给事件名称，如清单16所示。I find this to be an exciting mission that gives my life a very motivating purpose that I can't achieve at the individual level.
我发现这是一个令人兴奋的使命，这个使命把一个非常有刺激性的奋斗目标赋给我的生活。我在个体层次上是不可能达到这个目标的。Copy the BLOB to a temporary table or to a table variable , and then reassign the value to the original column .
请将BLOB复制到一个临时表或表变量，然后将值重新赋给原始列。Compound assignment statements first perform an operation on an expression before assigning it to a programming element.
复合赋值语句先对表达式执行运算，然后才将表达式赋给编程元素。With that in mind, adding methods to an object is as easy as choosing a name and assigning a function to that name.
记住这一点后，向对象添加方法将是很容易的事情：只需选择名称，然后将函数赋给该名称。