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C# linq-将非泛型Lambda表达式替换为泛型Lambda表达式_C#_Linq_Lambda - Fatal编程技术网

C# linq-将非泛型Lambda表达式替换为泛型Lambda表达式

C# linq-将非泛型Lambda表达式替换为泛型Lambda表达式,c#,linq,lambda,C#,Linq,Lambda,我有一个关于这行代码的示例: var predicate = Expression.Lambda<Func<TEntityType, bool>>(body, param); 表达式的非泛型语法是什么。Lambda是这种情况吗 感谢有一个表达式的重载。Lambda接受表达式主体的类型,因此您只需在调用该重载之前动态创建类型 type lambdaType = typeof(Func<,>).MakeGenericType(_EntityType, typeo

我有一个关于这行代码的示例:

var predicate = Expression.Lambda<Func<TEntityType, bool>>(body, param);
表达式的非泛型语法是什么。Lambda是这种情况吗


感谢有一个
表达式的重载。Lambda
接受表达式主体的类型,因此您只需在调用该重载之前动态创建类型

type lambdaType = typeof(Func<,>).MakeGenericType(_EntityType, typeof(bool));

var predicate = Expression.Lambda(lambdaType, body, param);
type lambdaType=typeof(Func).MakeGenericType(_EntityType,typeof(bool));
var谓词=Expression.Lambda(lambdaType,body,param);
type lambdaType = typeof(Func<,>).MakeGenericType(_EntityType, typeof(bool));

var predicate = Expression.Lambda(lambdaType, body, param);