---
title: "split(separator:maxSplits:omittingEmptySubsequences:)"
framework: swift
role: symbol
role_heading: Instance Method
path: "swift/bidirectionalcollection/split(separator:maxsplits:omittingemptysubsequences:)"
---

# split(separator:maxSplits:omittingEmptySubsequences:)

Returns the longest possible subsequences of the collection, in order, around elements equal to the given separator.

## Declaration

```swift
func split(separator: some RegexComponent, maxSplits: Int = .max, omittingEmptySubsequences: Bool = true) -> [Self.SubSequence]
```

## Parameters

- `separator`: A regex describing elements to be split upon.

## Return Value

Return Value A collection of substrings, split from this collection’s elements.