| SplitOnceLastAnyT(ReadOnlyMemoryT, ReadOnlySpanT) | Splits a ReadOnlyMemoryT into two parts at the last occurrence of any of the specified separators. |
| SplitOnceLastAnyT(ReadOnlySpanT, ReadOnlySpanT) | Splits a ReadOnlySpanT into two parts at the last occurrence of any of the specified separators. |