Книга: C# 2008 Programmer

Contextual Keywords

Contextual Keywords

The following table describes the context keywords used in C#.

Keyword Description
from Used in a LINQ query. A query expression must begin with a from clause.
get Defines an accessor method in a property or indexer. It retrieves the value of the property or indexer element.
group Used in a LINQ query and returns a sequence of IGrouping<(Of <(TKey, TElement>)>) objects that contain zero or more items that match the key value for the group.
into Used in a LINQ query and can be used to create a temporary identifier to store the results of a group, join, or select clause into a new identifier.
join Used in a LINQ query for associating elements from different sources.
let Used in a LINQ query to store the result of a subexpression to be used in a subsequent clause.
orderby Used in a LINQ query to sort the result of a query in either ascending or descending order.
partial Denotes that the definition of a class, struct, or interface is split into multiple files. Also denotes that a method's signature is defined in one partial type and its definition is defined in another partial type.
select Used in a LINQ query to specify the type of values that will be produced when the query is executed.
set Defines an accessor method in a property or indexer. It assigns a value to the property or indexer element.
value An implicit parameter in a set accessor. It is also used to add or remove event handlers.
where Used in a LINQ query to specify which elements from the data source will be returned in the query expression.
yield Used in an iterator block to provide a value to the enumerator object or to signal the end of iteration.

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