public bool TryFindLast(System.Text.Utf8Span value, out System.Range range)
 {
     throw null;
 }
 public bool TryFindLast(System.Text.Utf8Span value, System.StringComparison comparisonType, out System.Range range)
 {
     throw null;
 }
 public bool StartsWith(System.Text.Utf8Span value)
 {
     throw null;
 }
 public bool StartsWith(System.Text.Utf8Span value, System.StringComparison comparison)
 {
     throw null;
 }
 public int CompareTo(System.Text.Utf8Span other, System.StringComparison comparison)
 {
     throw null;
 }
 public SplitOnResult SplitOnLast(System.Text.Utf8Span separator, System.StringComparison comparisonType)
 {
     throw null;
 }
 public static bool Equals(System.Text.Utf8Span left, System.Text.Utf8Span right, System.StringComparison comparison)
 {
     throw null;
 }
 public void Deconstruct(out System.Text.Utf8Span before, out System.Text.Utf8Span after)
 {
     throw null;
 }
 public bool Equals(System.Text.Utf8Span other, System.StringComparison comparison)
 {
     throw null;
 }
 public static bool Equals(System.Text.Utf8Span left, System.Text.Utf8Span right)
 {
     throw null;
 }
 public bool Equals(System.Text.Utf8Span other)
 {
     throw null;
 }
 public bool Contains(System.Text.Utf8Span value, System.StringComparison comparison)
 {
     throw null;
 }
 public bool Contains(System.Text.Utf8Span value)
 {
     throw null;
 }
 public void Deconstruct(out System.Text.Utf8Span item1, out System.Text.Utf8Span item2, out System.Text.Utf8Span item3)
 {
     throw null;
 }
 public SplitResult Split(System.Text.Utf8Span separator, System.Utf8StringSplitOptions options = System.Utf8StringSplitOptions.None)
 {
     throw null;
 }
 public void Deconstruct(out System.Text.Utf8Span item1, out System.Text.Utf8Span item2, out System.Text.Utf8Span item3, out System.Text.Utf8Span item4, out System.Text.Utf8Span item5, out System.Text.Utf8Span item6, out System.Text.Utf8Span item7, out System.Text.Utf8Span item8)
 {
     throw null;
 }
 public SplitOnResult SplitOnLast(System.Text.Utf8Span separator)
 {
     throw null;
 }
 public static bool AreEquivalent(System.Text.Utf8Span utf8Text, System.ReadOnlySpan <char> utf16Text)
 {
     throw null;
 }
 public int CompareTo(System.Text.Utf8Span other)
 {
     throw null;
 }