java提取字符串
String regex = "([\u4e00-\u9fa5]+)";
String NewArticle = "[""I love you","我爱你",null,null,1"]";
String str = "";
Matcher matcher = Pattern.compile(regex).matcher(NewArticle);
while (matcher.find()) {
str+= matcher.group(0);
}
System.out.println(str);