<p>type MyStruct struct {
SomeField string <code>json:"some_field"</code>
}</p>
<p>What is called "<code>json:"some_field"</code>": decorators? annotations? </p>
<p>Can I use it in my own programs/libraries? </p>
<hr/>**评论：**<br/><br/>giovannibajo: <pre><p>They're called struct tags and yes, you can use them in your code; you need to learn how to use the reflect package to inspect the data structure and extract the tags from each field.</p>
<p>This is a reference to how the tags are stored, with an example:
<a href="https://golang.org/pkg/reflect/#StructTag" rel="nofollow">https://golang.org/pkg/reflect/#StructTag</a></p></pre>
