public abstract class NumberRange
Public MustInherit Class NumberRange
The range is specified as a string in the following forms or combination thereof:
5 | single value |
1,2,3,4,5 | sequence of values |
1-5 | closed range |
-5 | open range (converted to a sequence from 1 to 5) |
1- | open range (converted to a sequence from 1 to final number) |
all | keyword representing all numbers. |
odd | keyword representing odd numbers. |
even | keyword representing even numbers. |
The value delimiter can be either ',' or ';' and the range separator can be either '-' or ':'. Whitespace is permitted at any point in the input.
Any elements of the sequence that contain non-digit, non-whitespace, or non-separator characters or that are empty are ignored.
NumberRange | Initializes a new instance of the NumberRange class from the specified string. |
Add(Int32) | Adds a single number to the sequence. |
Add(String) | Adds a range of numbers to the sequence from a string representation (e.g. 1-5, 8, 11-13). |
Add(NullableInt32, NullableInt32) | Adds a range of numbers to the sequence. Reverse ordering is accepted. |
Contains | Determines whether this instance contains the specified range part (number range or keyword). |
Enumerate | Enumerates all the numbers that this range instance describes. The sequence will be distinct and in ascending order. |
ExpandKeyword | Expands a supported keyword to an enumerable sequence of numbers. It can be overriden in derived classed to support additional keywords. |
MatchKeyword | Matches a supported keyword. It can be overriden in derived classed to support additional keywords. |
ToString | Converts this instance to a string containing the range of numbers. (Overrides ObjectToString) |