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toString() 只会对类生效,并不能字符串生效; 2.为什...
publicclassPerson{privateStringname;privateintage;publicPerson(Stringname,intage){this.name=name;this.age=age;}@OverridepublicStringtoString(){return"Person{"+"\n"+"name='"+name+'\''+"\n"+", age="+age+"\n"+'}';}publicstaticvoidmain(String[]args){Personperson=newPerson("Alice",25);S...
下面是一个完整的示例代码,演示了如何使用toString()方法进行格式化输出: publicclassPerson{privateStringname;privateintage;publicPerson(Stringname,intage){this.name=name;this.age=age;}// Getters and setters...@OverridepublicStringtoString(){returnString.format("Name: %s, Age: %d",name,age);}publics...
item 12: Always overridetoString 这条大概日常用得最多了,“一致,有效” 默认的实现是类名@十六进制hashCode的十六进制表示 这个实现不“强制”,只是从实际使用角度更“方便” 最好返回类中所有的“有效”信息 返回格式“不一定”需要固定:不固定可能造成测试问题(输出顺序),但保持灵活性;固定可以提高确定性,可读...
@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 ....
public override string ToString (); 返回 String 注解 本页的某些部分是根据 Android 开放源代码项目创建和共享的工作进行的修改,并根据 Creative Commons 2.5 属性许可证中所述的术语使用。 适用于 产品版本 .NET for Android .NET for Android API 33, .NET for Android API 34 ...
publicoverridestringToString(); Returns String Implements ToString() Remarks Portions of this page are modifications based on work created and shared by theAndroid Open Source Projectand used according to terms described in theCreative Commons 2.5 Attribution License. ...
ToString Method Reference Feedback Definition Namespace: Java.Lang Assembly: Mono.Android.dll Returns the contents of this builder. C# Kopéieren [Android.Runtime.Register("toString", "()Ljava/lang/String;", "")] public override string? ToString (); Returns String Implements ToString()...
@Override publicString toString() { returnnewToStringBuilder(this) .appendSuper(super.toString()) .append("location", location).toString(); } } Output: com.howtodoinjava.model.GuestUser@6483dae1[firstName=Lokesh,lastName=Gupta,age=30,location=New Delhi] ...
These options also work in jadx-gui running from command line and override options from preferences' dialogUsage for plugins commandusage: plugins [options] options: -i, --install <locationId> - install plugin with locationId -j, --install-jar <path-to.jar> - install plugin from jar file...