JsonNode* json_path_query ( const char* expression, JsonNode* root, GError** error )
Queries a JSON tree using a JSONPath expression.
This function is a simple wrapper around
json_path_match(). It implicitly
JsonPath instance, compiles the given expression and matches
it against the JSON tree pointed by
Available since: 0.14
A JSONPath expression.
The data is owned by the caller of the function. The value is a NUL terminated UTF-8 string.
The root of a JSON tree.
The data is owned by the caller of the function.
The return location for a recoverable error.
The argument can be
If the return location is not
NULL, then you must initialize it to a
The argument will left initialized to
NULLby the function if there are no errors.
In case of error, the argument will be set to a newly allocated
GError; the caller will take ownership of the data, and be responsible for freeing it.
A newly-created node of type
JSON_NODE_ARRAY containing the array of matching nodes.
|The caller of the function takes ownership of the data, and is responsible for freeing it.|