/// <summary>
/// The first element of a sequence that satisfies a predicate.
/// </summary>
public static TOut Last <TOut, TProducer>(
this SpanEnumerable <TOut, TProducer> spanEnum,
Predicate <TOut> predicate)
where TProducer : struct, IProducer <TOut>
=>
spanEnum.Where(predicate).Last();
/// <summary>
/// The first element of a sequence that satisfies a predicate.
/// </summary>
public static TOut FirstOrDefault <TOut, TProducer>(
this SpanEnumerable <TOut, TProducer> spanEnum,
Predicate <TOut> predicate)
where TProducer : struct, IProducer <TOut>
=>
spanEnum.Where(predicate).FirstOrDefault();
/// <summary>
/// The last element of a sequence that satisfies a predicate.
/// </summary>
public static TOut LastOrDefault <TOut>(
this SpanEnumerable <TOut> spanEnum,
Predicate <TOut> predicate)
=>
spanEnum.Where(predicate).LastOrDefault();
/// <summary>
/// The single element of a sequence that satisfies a predicate.
/// </summary>
public static TOut Single <TIn, TOut, TProducer>(
this SpanEnumerable <TIn, TOut, TProducer> spanEnum,
Predicate <TOut> predicate)
where TProducer : struct, IProducer <TIn, TOut>
=>
spanEnum.Where(predicate).Single();
/// <summary>
/// The first element of a sequence that satisfies a predicate.
/// </summary>
public static TOut First <TOut>(
this SpanEnumerable <TOut> spanEnum,
Predicate <TOut> predicate)
=>
spanEnum.Where(predicate).First();
/// <summary>
/// The single element of a sequence that satisfies a predicate.
/// </summary>
public static TOut Single <TOut>(
this SpanEnumerable <TOut> spanEnum,
Predicate <TOut> predicate)
=>
spanEnum.Where(predicate).Single();