Contents

lastRange(of:)

Returns the last found range of the type’s data buffer.

Declaration

func lastRange<D>(of data: D) -> Range<Self.Index>? where D : DataProtocol

Parameters

  • data:

    The data sequence to find.

Return Value

The range, if found, of the last match of the provided data sequence.

Discussion

An example of searching a data buffer for the last match:

let data: [UInt8] = [0, 1, 2, 3, 0, 1, 2, 3]
let pattern: [UInt8] = [2, 3]

let match = data.lastRange(of: pattern)
// match == 6..<8

See Also

Searching Within Data