去掉一个字符串中的换行符、回车符等,将连续多个空格替换成一个空格
String string = "this just a test" Pattern p = Pattern.compile("\t|\r|\n"); Matcher m = p.matcher(string); string = m.replaceAll(""); string = string.replaceAll(" +", " ");
2022-03-13 00:02:35
去掉一个字符串中的换行符、回车符等,将连续多个空格替换成一个空格
String string = "this just a test" Pattern p = Pattern.compile("\t|\r|\n"); Matcher m = p.matcher(string); string = m.replaceAll(""); string = string.replaceAll(" +", " ");
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