json/api/json_pointer/push_front.md

nlohmann::json_pointer::push_front

void push_front(const string_t& token);

void push_front(string_t&& token);

Append an unescaped token at the start of the reference pointer.

Parameters

token (in)

token to add

Complexity

Linear in the number of reference tokens in the json_pointer.

Examples

??? example

The example shows the result of `push_front` for different JSON Pointers.
 
```cpp
--8<-- "examples/json_pointer__push_front.cpp"
```

Output:

```json
--8<-- "examples/json_pointer__push_front.output"
```

Version history

• Added in version 3.12.x.