Using a BackSlash in Java [duplicate]

Question

This question already has an answer here:

• What is the backslash character (\\)? 6 answers

I want to print out a backslash. However, I get an error:

//Invalid escape sequence (valid ones are \b \t \n \f \r \" \' \\ )
System.out.println("\");

Answer 1

System.out.println("\\");

\ will escape the second \ character.