How does Java determine that one string contains another

This article mainly introduces Java how to judge a string contains another string, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand it.

How to tell that one string contains another string

This problem is a little simple, isn't it? The last one also used the Stream stream, so this question was directly given points? Don't doubt yourself, just use the contains () method of the string class.

Public class StringContainsSubstring {public static void main (String [] args) {String S1 = "Silent King II"; String S2 = "Silence"; System.out.println (s1.contains (S2));}}

The output is as follows:

True

The indexOf () method is actually called inside the contains () method:

Public boolean contains (CharSequence s) {return indexOf (s.toString ()) > = 0;} Thank you for reading this article carefully. I hope the article "how Java determines that one string contains another string" shared by the editor is helpful to everyone. At the same time, I also hope you can support us and pay attention to the industry information channel. More related knowledge is waiting for you to learn!