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Comparing an integer to a value in a string
Message
 
 
À
19/12/2012 10:58:48
Information générale
Forum:
ASP.NET
Catégorie:
Autre
Versions des environnements
Environment:
C# 2.0
Divers
Thread ID:
01560155
Message ID:
01560175
Vues:
38
>>>>Hi,
>>>>
>>>>My title is not very clear so I will explain what I am looking for. I have an XML file that my ASP.NET application reads into a dataset. One of the columns of the dataset has a string of the following format (examples):
>>>>"1,3,29"
>>>>"2"
>>>>"4,5,1"
>>>>That is the string contains number(s) separated by commas (btw, if the answer to my question involves changing the separator from comma to something different, I can do it).
>>>>Then I need to compare if a certain number (integer) is in the string. For example, say a variable iNumber is within the string. E.g. in pseudo code:
>>>>
>>>>iNumber = 3
>>>>cString = "2,4,12"
>>>>If (iNumber = Withint( cSring))
>>>>{ 
>>>>    // process
>>>>}
>>>>
>>>>
>>>>Any suggestions on how to compare the number (iNumber) to the content of the string? TIA.
>>>
>>>
>>>			string s = "2,3,25";
>>>
>>>			int i = 25;
>>>
>>>			bool isIn = s.Split(new char[] { ',' }).Contains(i.ToString());
>>>			Console.WriteLine("Is in {0}", isIn);
>>>
>>>			Console.ReadLine();
>>>
>>
>>Both your code and Eric's code, when I am typing in my program do not have "Contains" in intellisense. That is, after I type . (period) Contains should be one of the method but it does not show. What am I missing?
>
>
>Then use Array.IndexOf >= 0
>
>
>http://msdn.microsoft.com/en-us/library/system.array.indexof(v=vs.110).aspx

Thank you very much.
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