Function
JsonPathquery
Declaration [src]
JsonNode*
json_path_query (
const char* expression,
JsonNode* root,
GError** error
)
Description [src]
Queries a JSON tree using a JSONPath expression.
This function is a simple wrapper around json_path_new(),
json_path_compile(), and json_path_match(). It implicitly
creates a JsonPath instance, compiles the given expression and matches
it against the JSON tree pointed by root.
| Available since: | 0.14 |
Parameters
expression |
const char* |
A JSONPath expression. |
|
| The data is owned by the caller of the function. | |
| The value is a NUL terminated UTF-8 string. | |
root |
JsonNode |
The root of a JSON tree. |
|
| The data is owned by the caller of the function. | |
error |
GError ** |
The return location for a GError*, or NULL. |
Return value
| Returns: | JsonNode |
A newly-created node of type
|
|
| The caller of the function takes ownership of the data, and is responsible for freeing it. |