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# substring(from:)

Returns a new string containing the characters of the receiver from the one at a given index to the end.

```
func substring(from: Int) -> String
```

## Parameters

`from`

An index. The value must lie within the bounds of the receiver, or be equal to the length of the receiver.

    Raises an [`rangeException`](/documentation/Foundation/NSExceptionName/rangeException)     if (    `anIndex`     - 1) lies beyond the end of the receiver.

## Return Value

A new string containing the characters of the receiver from the one at `anIndex` to the end. If `anIndex` is equal to the length of the string, returns an empty string.

---

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