C#Regex.Split

时间:2011-05-20 11:12:44

标签: c# regex split

我在复杂字符串中遇到了一个特殊问题:

字符串模式:

     Description,Title,ContentFooterLeft[JE_Boxes: Identifier,Box,Namespace,Title,Channels,PriorityChannels,ForceChannel,SingleQuery,Template,Elements[JE_Example: Lead],LastNews[JE_Article: Lead, Galeria [JE_Gallery: Title,Banner [JE_Banner: Title],],],],Keywords

树模式:

Description,
Title,
ContentFooterLeft
    [
        JE_Boxes: 
                Identifier,
                Box,
                Namespace,
                Title,
                Channels,
                PriorityChannels,
                ForceChannel,
                SingleQuery,
                Template,
                Elements
                    [
                        JE_Example:
                                Lead
                    ],
                LastNews
                    [
                        JE_Article: 
                                Lead,
                                Galeria
                                    [
                                        JE_Gallery:
                                                Title,
                                                Banner 
                                                    [
                                                        JE_Banner: 
                                                                Title
                                                    ],
                                    ],
                    ],
    ],
Keywords

我与Regex.Split的目标是这样的:

1º[Step]调用功能:

Regex.Split("Description,Title,ContentFooterLeft[JE_Boxes: Identifier,Box,Namespace,Title,Channels,PriorityChannels,ForceChannel,SingleQuery,Template,Elements[JE_Example: Lead],LastNews[JE_Article: Lead, Galeria [JE_Gallery: Title,Banner [JE_Banner: Title],],],],Keywords", "Regex expression")

1º结果:

Description
Title
ContentFooterLeft[JE_Boxes:Identifier,Box,Namespace,Title,Channels,PriorityChannels,ForceChannel,SingleQuery,Template,Elements[JE_Example: Lead],LastNews[JE_Article: Lead, Galeria [JE_Gallery: Title,Banner [JE_Banner: Title],],],]
Keywords

2º[Step]调用功能:

Regex.Split("ContentFooterLeft[JE_Boxes:Identifier,Box,Namespace,Title,Channels,PriorityChannels,ForceChannel,SingleQuery,Template,Elements[JE_Example: Lead],LastNews[JE_Article: Lead, Galeria [JE_Gallery: Title,Banner [JE_Banner: Title],],],]", "Regex expression")

2º结果:

JE_Boxes
Identifier
Box
Namespace
Title
Channels
PriorityChannels
ForceChannel
SingleQuery
Template
Elements[JE_Example: Lead]
LastNews[JE_Article: Lead, Galeria [JE_Gallery: Title,Banner [JE_Banner: Title],],]

3º[Step]调用功能:

Regex.Split("Elements[JE_Example: Lead]", "Regex expression")
Regex.Split("LastNews[JE_Article: Lead, Galeria [JE_Gallery: Title,Banner [JE_Banner: Title],],]", "Regex expression")

3º结果:

JE_Example
Lead

JE_Article
Lead
Galeria [JE_Gallery: Title,Banner [JE_Banner: Title],]

4º[Step]调用功能:

Regex.Split("Galeria [JE_Gallery: Title,Banner [JE_Banner: Title],]", "Regex expression")

4º结果:

JE_Gallery
Title
Banner [JE_Banner: Title]

5º[Step]调用功能:

Regex.Split("Banner [JE_Banner: Title]", "Regex expression")

5º结果:

JE_Banner
Title

当我知道常规表达式时,我会用递归方法做出这个... 对不起我的长篇文章,但这是提出问题的最好方法......

1 个答案:

答案 0 :(得分:1)

我认为在这种情况下,编写解析器实际上比使用正则表达式更容易。您可以使用Irony,这是一个优秀且易于使用的库。