GoldenCrystal
17 lines
334 B
C#
17 lines
334 B
C#
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using System.Text;
|
|
using System.Threading.Tasks;
|
|
|
|
namespace System.Unicode.Builder
|
|
{
|
|
public static class CharExtensions
|
|
{
|
|
public static bool IsHexDigit(this char c)
|
|
{
|
|
return c >= '0' && c <= 'f' && (c <= '9' || c <= 'F' && c >= 'A' || c >= 'a');
|
|
}
|
|
}
|
|
}
|