字符串replaceAll连字符不起作用Java 8

Question

String test = "Vol. 5 −";
        test = test.replaceAll("\u2014", "");
        test = test.replaceAll("//-", "");
        test = test.replaceAll("-","");
        System.out.println(test);

在所有可能的输出中仍获得“ Vol。5-”

Answer 1

    String test = "Vol. 5 −";
    test = test.replaceAll("\u2212", "");
    System.out.println(test);

工作正常