using System; using System.Collections.Generic; namespace Cute.Payment; public static class StringExtensions { public static string[] SubstringAtCount(this string self, int count) { List list = new List(); int num = (int)Math.Ceiling((double)self.Length / (double)count); for (int i = 0; i < num; i++) { int num2 = count * i; if (self.Length <= num2) { break; } if (self.Length < num2 + count) { list.Add(self.Substring(num2)); } else { list.Add(self.Substring(num2, count)); } } return list.ToArray(); } }