Checking for “null” Guids

In .NET a Guid cannot be null (unless you use the ? qualifier). However you may still want to check if a Guid has been set or not. For this you can use Guid.Empty which looks for an all-zero Guid.

This entry was posted on Tuesday, April 11th, 2006 at 1:16 pm and is filed under Uncategorized. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

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Peter Guthrie 2 years ago 1 point
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no idea what a 'guid' is, but in Scottish (from Auld Scots probably) 'guid' is how you say/spell 'good'.

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Paul Watson 2 years ago 1 point
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hehe. Though techies tend to pronounce Guid as "goo-id". A Guid is a Globally Unique Identifier. It is a way of getting a 32 character ID that nobody else on the planet should duplicate.

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Checking for “null” Guids

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