希望替換后的結果 10062899f25a-1234.png String name = "10062899f25a-05a6.png"; String replaceValue = StringUtils.replaceAll(name, "^\\-\\w{4}", "-1234");
System.out.println("replaceValue " + replaceValue);
Java 正則表達式，替換以-開頭后4個字符
ibeautiful
2018-10-24 08:53:22
