字符串的处理

Question

 就是78.34 这样的数字不能分开截取的 
  第一个abcdefgh78.34 那字符个数就13个了
  所以就把它移到第二个来

Answer 1

using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
namespace ConsoleApplication1
{
    class Class1
    {
        public static void Main()
        {
            List<string> items = ConvertToList("abcdefgh78.34abcdefgh");
            foreach (string item in items)
            {
                System.Console.WriteLine(item);
            }            System.Console.ReadLine();        }        public static List<string> ConvertToList(string content)
        {
            List<string> items = null;            if (content.Length > 0)
            {
                items = new List<string>();
            }            string temp = null;
            string temp2 = null;            for (int i = 0; i < content.Length; i++)
            {
                temp2 = temp + content[i].ToString();
                if (IsCanUse(temp2))
                {
                    if (temp2.Length % 10 != 0)
                    {
                        temp += content[i].ToString();
                    }
                    else
                    {
                        temp += content[i].ToString();
                        items.Add(temp);
                        temp = temp2 = null;
                    }
                }
                else
                {
                    items.Add(temp);
                    temp = content[i].ToString();
                    temp2 = null;
                }
            }
            if (temp != null)
            {
                items.Add(temp);
            }            return items;
        }        public static bool IsCanUse(string item)
        {
            return 
                Regex.Match(item, @"^[a-zA-Z]{1,10}$").Success ||
                Regex.Match(item, @"^[\d]{1,10}$").Success ||
                Regex.Match(item, @"^[\d]{1,10}\.\d{1,9}$").Success ||
                Regex.Match(item, @"^\d\S{1,8}[^\d]$").Success;
        }    }
}

Answer 2

运行结果abcdefgh
78.34abcde
fgh

Answer 3

你把字符串改下ab78.34cdefghabcdefgh
 结果就变成
   ab
   78.34cdefg
   habcdefgh 了其实我要的结果应该是   ab78.34cde
   fghabcdefg
   h

Answer 4

        String str = "abcdefgh78.34abcdefgh";        Int32 length = str.Length;        List<String> list = new List<String>();
        while (true)
        {
            if(str.Length <= 10)
            {
                list.Add(str);
                break;
            }
            else if (str[9] >= '0' && str[9] <= '9')
            {
                int i;
                for (i = 8; i >= 0; i--)
                {
                    if (!(str[i] >= '0' && str[i] <= '9') && str[i] != '.')
                        break;
                }                if (i == 8)
                {
                    if (str.Length > 10 && !(str[10] >= '0' && str[10] <= '9') && str[10] != '.')
                    {
                        list.Add(str.Substring(0,10));
                        str = str.Substring(10);
                    }                    if (str.Length > 11 && (str[11] >= '0' && str[11] <= '9') && str[10] == '.')
                    {
                        list.Add(str.Substring(0,9));
                        str = str.Substring(9);
                    }
                }
                else
                {
                    list.Add(str.Substring(0,i + 1));
                    str = str.Substring(i + 1);
                }
            }
            else if (str[9] == '.')
            {
                if (str.Length > 10 && str[8] > '0' && str[8] < '9' && str[10] > '0' && str[10] < '9')
                {
                    int i;
                    for (i = 7; i >= 0; i--)
                    {
                        if (!(str[i] >= '0' && str[i] <= '9'))
                            break;
                    }                    list.Add(str.Substring(0, i + 1));
                    str = str.Substring(i);
                }
                else
                {
                    list.Add(str.Substring(0, 10));
                    str = str.Substring(10);
                }
            }
            else
            {
                list.Add(str.Substring(0, 10));
                str = str.Substring(10);
            }
        }        foreach (String s in list)
        {
            Console.WriteLine(s);
        }