What does the '$' symbol mean in java

Detailed explanation of the "$" symbol in java: (Recommended: java video tutorial)

How to write regular expressions in java, let’s briefly talk about it below Let’s look at:

1, ^ and $ are used to match the beginning and end of the string respectively

2, "^abc$": are the characters that are required to start with abc and end with abc String, actually only abc matches.

3. The \\n$ above is matched by newline.

In the batch command findstr:

$ represents the end of the line, and "step$" only matches the last word in "hello world step".

For more java knowledge, please pay attention to the java basic tutorial column.

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