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Alternative Tip/Trick

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Trick when using Array.Contains()

, 13 Jun 2011 CPOL
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The Array class already contains this capability with no casting required. The IndexOf method is a static one that returns the index of the value and a -1 if it doesn't exist.Here is an example:exists = Array.IndexOf(arr, "item") >= 0

The Array class already contains this capability with no casting required. The IndexOf method is a static one that returns the index of the value and a -1 if it doesn't exist.

Here is an example:

exists = Array.IndexOf(arr, "item") >= 0

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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Ctznkane

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Comments and Discussions

 
GeneralSimpler and nice one. If we do not want exact matching and i... PinmemberMohammad A Rahman27-Jun-11 19:48 
GeneralReason for my vote of 1 Could be problem when finding word i... Pingroupsachin10d20-Jun-11 22:56 
GeneralRe: You are incorrect. Try this: string[] arr = new[] {"item4", ... PinmemberJV999920-Jun-11 23:23 
GeneralReason for my vote of 5 This alternative is even nicer. Than... Pinmemberw.a.g.i20-Jun-11 21:02 
GeneralReason for my vote of 5 Simpler and just as clear. PinmemberBen Robbins20-Jun-11 15:52 
GeneralArray.IndexOf(arr, "item") >= 0 This will return the exact m... PinmemberKiran Sonawane13-Jun-11 5:00 

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