ExpressionForSubqueryUsingIteratorVariablePredicate Method (expression, variable, predicate)

Returns an expression that filters a collection by storing elements in the collection in a given variable and keeping the elements for which qualifier returns true.

Original signature is '+ (NSExpression *)expressionForSubquery:(NSExpression *)expression usingIteratorVariable:(NSString *)variable predicate:(id)predicate'

Available in Mac OS X v10.5 and later.

Declaration Syntax

Visual Basic

Visual C++

public static NSExpression ExpressionForSubqueryUsingIteratorVariablePredicate(
	NSExpression expression,
	NSString variable,
	Id predicate
)

Public Shared Function ExpressionForSubqueryUsingIteratorVariablePredicate ( _
	expression As NSExpression, _
	variable As NSString, _
	predicate As Id _
) As NSExpression

public:
static NSExpression^ ExpressionForSubqueryUsingIteratorVariablePredicate(
	NSExpression^ expression, 
	NSString^ variable, 
	Id^ predicate
)

Parameters

expression (NSExpression): A predicate expression that evaluates to a collection.

variable (NSString): Used as a local variable, and will shadow any instances of variable in the bindings dictionary. The variable is removed or the old value replaced once evaluation completes.

predicate (Id): The predicate used to determine whether the element belongs in the result collection.

Return Value

An expression that filters a collection by storing elements in the collection in the variable variable and keeping the elements for which qualifier returns true

Version Information

Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)

Assembly: Monobjc.Foundation (Module: Monobjc.Foundation)