Java 正则表达式，替换以-开头后4个字符

Question

希望替换后的结果 10062899f25a-1234.png

    String name = "10062899f25a-05a6.png";
    String replaceValue = StringUtils.replaceAll(name, "^\\-\\w{4}", "-1234");
    System.out.println("replaceValue " + replaceValue);

Answer 1

去掉 ^\\