[Jstylezzz]

You can make one, try this for example:

pawn Код:

IsNumeric(const string[])
{
    for (new i = 0, j = strlen(string); i < j; i++)
    {
        if (string[i] > '9' || string[i] < '0') return 0;
    }
    return 1;
}

Use this to check if a string is numeric.