| ContainsAny(SpanChar, SearchValuesPolyfillChar) | Searches for an occurrence of any of the specified characters and returns true if found. If not found, returns false. |
| ContainsAny(SpanChar, ReadOnlySpanChar) | Indicates whether a character span contains one of the Unicode characters that are passed to the method as a read-only character span. |
| ContainsAny(SpanChar, String) | Indicates whether a character span contains one of the Unicode characters that are passed to the method as a string. |
| ContainsAny(SpanChar, Char, Char) | Indicates whether a character span contains one of the two characters that are passed to the method as arguments. |
| ContainsAny(SpanChar, Char, Char, Char) | Indicates whether a character span contains one of the three characters that are passed to the method as arguments. |