// Token: 0x060013F9 RID: 5113 RVA: 0x00023E94 File Offset: 0x00022094
public static bool IsNumeric(string numericText)
{
bool flag = true;
if (!TextUtility.IsNullOrEmpty(numericText))
{
if (numericText.StartsWith("-"))
{
numericText = numericText.Replace("-", string.Empty);
}
foreach (char c in numericText)
{
flag = char.IsNumber(c);
if (!flag)
{
return(flag);
}
}
}
else
{
flag = false;
}
return(flag);
}
// Token: 0x060013F7 RID: 5111 RVA: 0x00023DC0 File Offset: 0x00021FC0
public static long InetAToN(string addressIP)
{
long result = 0L;
if (addressIP.Equals("::1"))
{
addressIP = "127.0.0.1";
}
if (!TextUtility.IsNullOrEmpty(addressIP))
{
string[] array = addressIP.ToString().Split(new char[]
{
'.'
});
if (array.Length == 4)
{
bool flag = true;
int num = 0;
long num2 = 0L;
for (int i = array.Length - 1; i >= 0; i--)
{
bool flag2 = int.TryParse(array[i], out num);
if (flag2 && num >= 0 && num < 256)
{
num2 += (long)(num % 256) * (long)Math.Pow(256.0, (double)(3 - i));
}
else
{
flag = false;
}
}
if (flag)
{
result = num2;
}
}
}
return(result);
}
// Token: 0x060013FC RID: 5116 RVA: 0x00023F78 File Offset: 0x00022178
public static List <int> IndexOfAll(string haystack, string needle)
{
int num = 0;
List <int> list = new List <int>();
if (!TextUtility.IsNullOrEmpty(haystack) && !TextUtility.IsNullOrEmpty(needle))
{
int length = needle.Length;
int num2;
do
{
num2 = haystack.IndexOf(needle);
if (num2 > -1)
{
haystack = haystack.Substring(num2 + length);
list.Add(num2 + num);
num += num2 + length;
}
}while (num2 > -1 && !TextUtility.IsNullOrEmpty(haystack));
}
return(list);
}