/// <summary>Checks if the sequences of characters <c>what</c> is equal to
/// <c>sb.Substring(start, what.Length)</c>, without actually creating a
/// substring object.</summary>
public static bool SubstringEquals(StringBuilder sb, int start, UString what, bool ignoreCase = false)
{
CheckParam.IsNotNegative("start", start);
if (start > sb.Length - what.Length)
{
return(false);
}
return(SubstringEqualHelper(sb, start, what, ignoreCase));
}
/// <summary>Returns the rightmost <c>length</c> code units of the string,
/// or fewer if the string length is less than <c>length</c>.</summary>
public UString Right(int length)
{
CheckParam.IsNotNegative("length", length);
length = System.Math.Min(_count, length);
return(new UString(_start + _count - length, length, _str));
}
