Created
July 21, 2014 05:33
-
-
Save technogeeky/637ed31fc2e03b26c475 to your computer and use it in GitHub Desktop.
non-zero-indexed arrays in C# ( csharp ) are not implictly castable.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
static Func<int,int,Array> OffsetArray = (size,start) => Array.CreateInstance(typeof(string), new[] { size }, new[] { start }); | |
static Func<int,int,string[]> OffsetArrayString = (size,start) => (string[]) Array.CreateInstance(typeof(string), new[] { size }, new[] { start }); | |
public static void Main () | |
{ | |
Array a = OffsetArray(24,1990); | |
a.SetValue("I was born", 1990); | |
a.SetValue("I dislocated my shoulder", 1996); | |
a.SetValue("I was allowed to buy alcohol (big mistake)", 2008); | |
a.SetValue("I started a programming blog", 2013); | |
int lower = a.GetLowerBound(0); | |
int i = lower; | |
foreach(string s in a) { | |
string @event = s; | |
if (String.IsNullOrEmpty(@event)) @event = "i was a dull boy"; | |
Console.WriteLine("In the year " + i++ + " of our lord: " + @event); | |
} | |
for (int year = a.GetLowerBound(0); year <= a.GetUpperBound(0); year++) { | |
string @event = (string) a.GetValue(year); | |
if (String.IsNullOrEmpty(@event)) @event = "i was a dull boy"; | |
Console.WriteLine("In the year " + year + " of our lord: " + @event); | |
} | |
try { | |
string[] b = OffsetArrayString(24,1990); | |
} catch (InvalidCastException ice) { | |
Console.WriteLine("I can't do this because: \n\t" + ice.ToString()); | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment