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体验新版 GitCode,发现更多精彩内容 >>
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aa166a47
编写于
1月 04, 2015
作者:
N
Niels
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...
...
@@ -36,7 +36,28 @@ to the files you want to use JSON objects. Furthermore, you need to compile the
## Examples
Here are some examples to give you an idea how to use the class:
Here are some examples to give you an idea how to use the class.
Assume you want to create the JSON object
```
json
{
"pi"
:
3.141
,
"happy"
:
true
,
"name"
:
"Niels"
,
"nothing"
:
null
,
"answer"
:
{
"everything"
:
42
},
"list"
:
[
1
,
0
,
2
],
"object"
:
{
"currency"
:
"USD"
,
"value"
:
"42.99"
}
}
```
With the JSON class, you could write:
```
cpp
// create an empty structure (null)
...
...
@@ -62,9 +83,26 @@ j["list"] = { 1, 0, 2 };
// add another object (using an initializer list of pairs)
j
[
"object"
]
=
{
{
"currency"
,
"USD"
},
{
"value"
,
"42.99"
}
};
// instead, you could also write (which looks very similar to the JSON above)
JSON
j2
=
{
{
"pi"
,
3.141
},
{
"happy"
,
true
},
{
"name"
,
"Niels"
},
{
"nothing"
,
nullptr
},
{
"answer"
,
{
{
"everything"
,
42
}
}},
{
"list"
,
{
1
,
0
,
2
}},
{
"object"
,
{
{
"currency"
,
"USD"
},
{
"value"
,
"42.99"
}
}}
};
*/
```
Note that in all cases,
the compiler derives the appropriate JSON valu
e.
Note that in all cases,
you never need to "tell" the compiler which JSON value you want to us
e.
### Serialization / Deserialization
...
...
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