awtk/docs/fscript_json.md

JSON 扩展函数

1.json_load

加载 json 数据。

---

原型

json_load(str) => object
json_load(binary) => object
json_load(data, size) => object

2.json_save

将对象保存为 json 数据。

---

原型

json_save(obj) => binary 

3.ubjson_load

加载 ubjson 数据。

---

原型

ubjson_load(binary) => object
ubjson_load(data, size) => object

4.ubjson_save

将对象保存为 ubjson 数据。

---

原型

ubjson_save(obj) => binary

完整示例

//load from string
a=json_load('
  {
    "name":"fscript", 
    "age":100
  }
')

assert(object_get(a, "name")=="fscript");
assert(object_get(a, "age")==100);

//save to file
b=json_save(a)
assert(file_write("test.json", b))

//load from file as text
a = json_load(file_read_text("test.json"))

assert(object_get(a, "name")=="fscript");
assert(object_get(a, "age")==100);

//load from file as binary
a = json_load(file_read_binary("test.json"))
assert(file_remove("test.json"))

assert(object_get(a, "name")=="fscript");
assert(object_get(a, "age")==100);

assert(file_remove("test.json"))
unset(a)
unset(b)