asp.net – .NET“代码块块”？

When used,directives can be located anywhere in an .aspx or .ascx
file,though standard practice is to include them at the beginning of
the file. Each directive can contain one or more attributes (paired
with values) that are specific to that directive.

<％是脚本块.这是MSDN的一个很好的描述

An embedded code block is server code that executes during the page’s
render phase. The code in the block can execute programming
statements and call functions in the current page class.

<％#块通常在绑定控件中使用.有关更多信息,请参阅此短article.