| TrimStart(StringBuilder) | Removes all the leading white-space characters from builder. |
| TrimStart(StringBuilder, Char) | Removes all the leading occurrences of a specified character from builder. |
| TrimStart(StringBuilder, Char) | Removes all the leading occurrences of a set of characters specified in an array from builder. |
| TrimStart(StringBuilder, ReadOnlySpanChar) | Removes all leading occurrences of a set of characters specified in a read-only span from builder. |