本文整理匯總了C#中System.Linq.Expressions.Expression.IfThen方法的典型用法代碼示例。如果您正苦於以下問題:C# Expression.IfThen方法的具體用法?C# Expression.IfThen怎麽用?C# Expression.IfThen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.Linq.Expressions.Expression
的用法示例。
在下文中一共展示了Expression.IfThen方法的1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: typeof
// Add the following directive to the file:
// using System.Linq.Expressions;
bool test = true;
// This expression represents the conditional block.
Expression ifThenExpr = Expression.IfThen(
Expression.Constant(test),
Expression.Call(
null,
typeof(Console).GetMethod("WriteLine", new Type[] { typeof(String) }),
Expression.Constant("The condition is true.")
)
);
// The following statement first creates an expression tree,
// then compiles it, and then runs it.
Expression.Lambda<Action>(ifThenExpr).Compile()();
輸出:
The condition is true.