# Rtrim
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`rtrim` removes following blank space from a string. 

## Syntax
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```
rtrim(expression)
```

## Arguments
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 *expression*   
The expression must be a string. It can be the name of a field that uses the string data type, a literal value like **'12 Main Street'**, or a call to another function that outputs a string.

## Return type
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String

## Example
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The following example removes the following spaces from a string.

```
rtrim('Seattle Store #14   ')
```

For these field values, the following values are returned.

```
Seattle Store #14
```