Remove special characters in the string in java?

Question

How to remove special characters in the string except \"- _\". Now I use:

replaceAll(\"[^\\\\w\\\\s]\", \"\")

it remove all special charact

Answer 1

String str="owl@134_- abc";
String s=str.replaceAll(" [^a-zA-Z_-]+ ", "");
System.out.println(str);

It will replace the special character and white spaces from a given string.

Output will be: owlabc_-