JAVA重写(override)toString方法 1.toString()方法 一般出现在System.out.println(类名.toString()); toString()是一种自我描述方法 本身返回的是 getClass().getName() + “@” +Integer.toHexString(hashCode()); 也就是 类名 + @ +hashCode的值 重写t
@Override public String toString() { return String.format("(%03d) %03d-%04d", areaCode, prefix, lineNumber); } Whether or not you specify the format, provide programmatic access to all of the information contained in the value returned by toString ....
*/@OverridepublicStringtoString(){/* Note: This method is required to workaround a compiler bug * in the RI javac (at least in 1.5.0_06) that will generate a * reference to the non-public AbstractStringBuilder if we don't * override it here. */returnsuper.toString();} 追溯到super....
publicclassAdapter{publicStringadaptToString(Objectobj){returnobj.toString();// 基础适配}} 1. 2. 3. 4. 5. 实战案例 我们将一个实战案例展开,利用自动化工具生成toString方法。完整项目代码块可以嵌入GitHub Gist中: publicclassPerson{privateStringname;privateintage;@OverridepublicStringtoString(){return"Pers...
string that “textually represents” this object. The result should be a concise but informative representation that is easy for a person to read. It is recommended that all subclasses override this method. The string output is not necessarily stable over time or across JVM invocations.toString ...
publicclassPet{privateString name;privateString sex;publicvoideat(){System.out.println("pet eat");}publicvoideat(String a){//重载,同一个类,方法名相同,参数类型或个数不同System.out.println("pet String eat");}@Override//官方提供的重写toString() 方法publicStringtoString(){return"Pet [getClass...
1) toString() method is top most super class used perfectly by all subclasses You can use override toString() method from Object class once in topmost super class i.e. in our case AbstractUser.java. This method will be usable by all childs classes if they do not gave their own version...
String.ToString MethodReference Feedback DefinitionNamespace: Java.Lang Assembly: Mono.Android.dll public override string ToString(); Returns String Implements ToString() Remarks Portions of this page are modifications based on work created and shared by the Android Open Source Project and used ...
if (target_method->is_final_method(class_flags) || // a final method never needs a new entry; final methods can be statically // resolved and they have to be present in the vtable only if they override // a super's method, in which case they re-use its entry ...
return number.toString();} } 同样，在方法签名（Double而不是Number）方面只有细微的差别，但在这种情况下，它是方法的重载版本，它不覆盖父方法。如果Java编译器和@Override注解的帮助不存在，那么我们上一个例子中使用@Override注解的方法就会报编译错误。内联（Inlining）内联是由Java JIT（Just-in-time）编译器...