private static ScanCommonPrefix ( IEnumerable |
||
args | IEnumerable |
|
return | string |
private static string ScanCommonPrefix(IEnumerable<string> args)
{
var source = args as string[] ?? args.ToArray();
return source.First()
.Scan("", (x, y) => x + y)
.TakeWhile(x => source.All(y => y.StartsWith(x)))
.LastOrDefault() ?? "";
}