Summary
    Gets a flag indicating whether the specified key and
    value are present in the property set.
    
		- Namespace
 - TCLite
.Interfaces  - Containing Type
 - IPropertyBag
 
Syntax
bool Contains(PropertyEntry entry)
	Parameters
| Name | Type | Description | 
|---|---|---|
| entry | PropertyEntry | The property entry to be checked | 
Return Value
| Type | Description | 
|---|---|
| bool | True if the entry is present, otherwise false | 
