2020-04-26

扩展方法

几秒读完 (大约 63 个字)

IsNotNullOrEmpty

It returns false if given collection is null or empty otherwise it returns true.

源代码：

public static bool IsNotNullOrEmpty(this System.Collections.Generic.IEnumerable<T> source)
{
    return source != null && source.Any();
}

示例：

var list = new List<string>();
Assert.IsFalse( list.IsNotNullOrEmpty());


List<string> list = null;
Assert.IsFalse( list.IsFalseNullOrEmpty());

var list = new[] {"One, Two"};
Assert.IsTrue( list.IsNotNullOrEmpty());

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