Microsoft.Languages.Core.Text.TextRange.IsValid C# (CSharp) Method

        public virtual bool IsValid() {
            return TextRange.IsValid(this);
        }

 /// <summary>
 /// Finds out if range represents valid text range (it's length is greater than zero)
 /// </summary>
 /// <returns>True if range is valid</returns>
 public virtual bool IsValid()
 {
     return(TextRange.IsValid(this));
 }