public char this[int index] { get { if (index < 0 || index >= this.Count) { throw ThrowHelper.GetArgumentOutOfRange_IndexException(); } return(this.source[this.Offset + index]); } }
public StringSegment Slice(int index, int count) { if (!this.HasSource) { return(Empty); } if ((uint)index > (uint)this.Count || (uint)count > (uint)(this.Count - index)) { throw ThrowHelper.GetArgumentOutOfRange_IndexException(); } return(new StringSegment(this.source, this.Offset + index, count)); }