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String so = "haolong, hei eip, "
+"ting, " +
" oo|,"
+" ";
System.out.println(so.length());
// so.replaceAll("(\n|\r\n)\\s*", ""); ²âÊÔÊDz»¿ÉÒÔ
//[\s\p{Zs}]Õâ¸ö¿ÉÒÔ£¬ÒªÍ¬Ê±Æ¥Åä \s ÒÔ¼°¸÷ÖÖÆäËûµÄ¿Õ°××Ö·û£¨°üÀ¨È«½Ç¿Õ¸ñµÈ£©£¬¿ÉÒÔʹÓÃ
Pattern pattern = Pattern.compile("[\\s\\p{Zs}]");
Matcher re = pattern.matcher(so);
so=re.replaceAll("");
// so.replace("(\\r\\n)+|\\n+|\\s+","");²âÊÔÊDz»¿ÉÒÔ
// so.replaceAll("(\n|\r\n)\\s*", "");²âÊÔÊDz»¿ÉÒÔ
// so.replaceAll("(\n|\r\n)\\s+", "$1");²âÊÔÊDz»¿ÉÒÔ
System.out.println(so.length());
System.out.println(so);
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