8- The Consumer Interface

发言者

• Speaker 1 0:03
• Speaker 2 0:10
• Speaker 3 1:46
• Speaker 4 0:09

1. 0:03

   章章章 章章 章 次 第一章 章 第一章 一章 1: The consumer interface represents an operation that takes a single argument and doesn't return a value. 102s · Speaker 1

   The consumer interface represents an operation that takes a single argument and doesn't return a value. Now, why does this matter? Why do you have to learn about the consumer interface? Well, a lot of methods in Java expect an object that i…

2. 1:46

   章章章 章章 章 次 第一章 章 第一章 一章 2: two, and three. 137s · Speaker 3

   two, and three. Now there are two ways to iterate over this list. We can use a for each loop. So for each item in list print each item. Now there is another way to iterate over this list. We can call list .foreach and take a look. this meth…