public static int ExtractInt(this string value, int start, int count)
{
var intValue = 0;
for (int n = 0, digit = (count - 1); n < count; ++n, --digit)
{
var ch = value[start + n];
if (!char.IsNumber(ch))
{
continue;
}
var number = ch - '0';
if (0 == number)
{
continue;
}
var scale = StringExtension.IntPow(10, (uint)digit);
intValue += number * scale;
}
return(intValue);
}
public static string ToCommaSeparatedStringM(this decimal value, int digit = 3, int decimalDigit = 2, bool forceDigit = false)
{
return(StringExtension.ToSeparatedString(value, ',', digit, decimalDigit, forceDigit));
}
public static string ToCommaSeparatedStringUL(this ulong value, int digit = 3)
{
return(StringExtension.ToSeparatedString(value, ',', digit));
}