Java去除字符串中的空格,回车,换行符,制表符

Java去除字符串中的空格,回车,换行符,制表符

Java代码

public class StringUtil

{

public static void replaceBlank()

{

Pattern p = Pattern.compile(“//s*|/t|/r|/n”);

String str="I am a, I am Hello ok, /n new line ffdsa!";

System.out.println("before:"+str);

Matcher m = p.matcher(str);

String after = m.replaceAll("");

System.out.println("after:"+after);

}

public static void main(String[] args)

{

replaceBlank();

}

}