:sig
void DValue::remove(String s)

:params
s : child key to erase
return value : none

:see
0_DValue
2_DValue_clear
2_DValue_has

:content
Ensures the value is map-shaped and erases the named child. Removing the last child resets the next array index to zero.

```cpp
context.call["user"].remove("password");
```