代码:
pubulic static class Methods
{
public static void apply(this IList<Products> products,IDiscount discount)
{
}
}
调用apply方法:
1.Methods.apply(products,discount)
2. products.apply(discount)
代码:
pubulic static class Methods
{
public static void apply(this IList<Products> products,IDiscount discount)
{
}
}
调用apply方法:
1.Methods.apply(products,discount)
2. products.apply(discount)

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