For example, to include Angle brackets in a code section.
例如，要在代码中包含尖括号。
The code between brackets is called a closure, or code block.
括号中的代码叫做闭包或代码块。
where the code inside the square brackets ([]) is optional.
其中，方括号（[]）内的代码是可选的。
You also use the brackets when you refer to the name later in your code.
以后在代码中引用该名称时同样使用中括号。
You also use the brackets when you refer to the name later in your code.
以后在代码中引用该名称时同样使用中括号。
应用推荐