A local value that helps us detect if the attribute is changed - is this a hack? probably

Namespace: Contracts.Data
Assembly: Contracts (in Contracts.dll)

<IgnoreDataMember()> _ 
Public changed As Boolean
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[IgnoreDataMember()] 
public bool changed
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[IgnoreDataMember()] 
public:  
bool changed;
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public  
IgnoreDataMember() 
changed : boolean
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Field Value

Type: bool

.NET Framework

Supported in: 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1