languages/go
languages/go
1
0
Fork 0
mirror of https://github.com/golang/go synced 2024-11-05 18:36:08 +00:00
Code Issues Projects Releases Packages Wiki Activity

doc/articles/json_and_go: fix some format.

Browse source 
R=golang-dev, adg
CC=golang-dev
https://golang.org/cl/7131045
This commit is contained in:
Oling Cat 2013-01-17 15:08:20 +11:00 committed by Andrew Gerrand
parent 44ff17e664
commit f5958c6141
1 changed files with 9 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

17
doc/articles/json_and_go.html
View file

@ -43,7 +43,7 @@ and an instance of <code>Message</code>
{{code "/doc/progs/json1.go" `/m :=/`}} {{code "/doc/progs/json1.go" `/m :=/`}}
<p> <p>
we can marshal a JSON-encoded version of m using <code>json.Marshal</code>: we can marshal a JSON-encoded version of <code>m</code> using <code>json.Marshal</code>:
</p> </p>
{{code "/doc/progs/json1.go" `/b, err :=/`}} {{code "/doc/progs/json1.go" `/b, err :=/`}}
@ -151,11 +151,11 @@ type?
<p> <p>
<code>Unmarshal</code> will decode only the fields that it can find in the <code>Unmarshal</code> will decode only the fields that it can find in the
destination type. In this case, only the Name field of m will be populated, destination type. In this case, only the <code>Name</code> field of m will be
and the Food field will be ignored. This behavior is particularly useful when populated, and the <code>Food</code> field will be ignored. This behavior is
you wish to pick only a few specific fields out of a large JSON blob. It also particularly useful when you wish to pick only a few specific fields out of a
means that any unexported fields in the destination struct will be unaffected large JSON blob. It also means that any unexported fields in the destination
by <code>Unmarshal</code>. struct will be unaffected by <code>Unmarshal</code>.
</p> </p>
<p> <p>
@ -163,7 +163,7 @@ But what if you don't know the structure of your JSON data beforehand?
</p> </p>
<p> <p>
<b>Generic JSON with interface{}</b> <b>Generic JSON with <code>interface{}</code></b>
</p> </p>
<p> <p>
@ -190,11 +190,12 @@ Or, if the underlying type is unknown, a type switch determines the type:
{{code "/doc/progs/json2.go" `/switch v/` `/STOP/`}} {{code "/doc/progs/json2.go" `/switch v/` `/STOP/`}}
<p>
The json package uses <code>map[string]interface{}</code> and The json package uses <code>map[string]interface{}</code> and
<code>[]interface{}</code> values to store arbitrary JSON objects and arrays; <code>[]interface{}</code> values to store arbitrary JSON objects and arrays;
it will happily unmarshal any valid JSON blob into a plain it will happily unmarshal any valid JSON blob into a plain
<code>interface{}</code> value. The default concrete Go types are: <code>interface{}</code> value. The default concrete Go types are:
</p>
<ul> <ul>
<li> <li>