# string_TrimRight
Trim whitespace from the right side of a string.

## Arguments
- str (string): the string to trim.

## Returns
trimmed (string): the string with the whitespace removed on the right side.

## Raises
- `AllocFail`: raised if Ground failed to allocate memory for the new string.

## Example
### Ground
```python
call !string_TrimRight "   aaabbb  " &trimmed
println $trimmed # "   aaabbb"
```

### Solstice
```c
puts string_TrimRight("   aaabbb  ") // "   aaabbb"
```