本文整理匯總了C#中System.Dynamic.DynamicMetaObject.Count方法的典型用法代碼示例。如果您正苦於以下問題：C# DynamicMetaObject.Count方法的具體用法？C# DynamicMetaObject.Count怎麽用？C# DynamicMetaObject.Count使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類System.Dynamic.DynamicMetaObject的用法示例。
在下文中一共展示了DynamicMetaObject.Count方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的C#代碼示例。
示例1: BindInvokeMember
public override DynamicMetaObject BindInvokeMember(
InvokeMemberBinder binder, DynamicMetaObject[] args)
{
FunctionMapping mapping;
if (FunctionMapping.SupportedFunctions.TryGetValue(new ExpressionFunction.FunctionCall(binder.Name, args.Count()), out mapping))
{
var expression = Expression.New(CtorWithFilterExpressionAndExpressionFunction,
new[]
{
Expression.Constant(this.Value),
Expression.Constant(new ExpressionFunction(binder.Name, args.Select(x => x.Value)))
});
return new DynamicMetaObject(
expression,
BindingRestrictions.GetTypeRestriction(Expression, LimitType));
}
else
{
return base.BindInvokeMember(binder, args);
}
}示例2: BindInvokeMember
public override DynamicMetaObject BindInvokeMember(
InvokeMemberBinder binder, DynamicMetaObject[] args)
{
if (FunctionMapping.ContainsFunction(binder.Name, args.Count()))
{
var expression = Expression.New(CtorWithExpressionAndExpressionFunction,
new[]
{
Expression.Constant(this.Value),
Expression.Constant(new ExpressionFunction(binder.Name, args.Select(x => x.Value)))
});
return new DynamicMetaObject(
expression,
BindingRestrictions.GetTypeRestriction(Expression, LimitType));
}
else if (string.Equals(binder.Name, ODataLiteral.Any, StringComparison.OrdinalIgnoreCase) ||
string.Equals(binder.Name, ODataLiteral.All, StringComparison.OrdinalIgnoreCase))
{
var expression = Expression.New(CtorWithExpressionAndExpressionFunction,
new[]
{
Expression.Constant(this.Value),
Expression.Constant(new ExpressionFunction(binder.Name, args.Select(x => x.Value)))
});
return new DynamicMetaObject(
expression,
BindingRestrictions.GetTypeRestriction(Expression, LimitType));
}
else if (string.Equals(binder.Name, ODataLiteral.IsOf, StringComparison.OrdinalIgnoreCase) ||
string.Equals(binder.Name, ODataLiteral.Is, StringComparison.OrdinalIgnoreCase) ||
string.Equals(binder.Name, ODataLiteral.Cast, StringComparison.OrdinalIgnoreCase) ||
string.Equals(binder.Name, ODataLiteral.As, StringComparison.OrdinalIgnoreCase))
{
var functionName = string.Equals(binder.Name, ODataLiteral.Is, StringComparison.OrdinalIgnoreCase)
? ODataLiteral.IsOf
: string.Equals(binder.Name, ODataLiteral.As, StringComparison.OrdinalIgnoreCase)
? ODataLiteral.Cast
: binder.Name;
var expression = Expression.New(CtorWithExpressionAndExpressionFunction,
new[]
{
Expression.Constant(this.Value),
Expression.Constant(new ExpressionFunction(
functionName,
new [] { (this.Value as ODataExpression).IsNull ? null : this.Value, args.First().Value }))
});
return new DynamicMetaObject(
expression,
BindingRestrictions.GetTypeRestriction(Expression, LimitType));
}
else
{
return base.BindInvokeMember(binder, args);
}
}