what tostring method

Because it is a method already in object, and all classes inherit object, "All objects have this method".It is usually just for the convenience of the output, such as System.out.println (XX), the parentheses inside the "XX" if it is not a string

Java API and the object classJava API -applicatio (application),Programming (program),Interface (interface)The Java API is the class that is provided to us in the JDK, which encapsulates the underlying code implementation, and we don't need to be

File:///C:/Java/jdk-8u45-docs-all/docs/api/index.html tostring public string tostring () Returns A String representation of the Object. In general, the toString method returns a string, which "textually represents" this object. The result

Because it is a method that is already in object, all classes inherit object, so "all objects have this method."It is usually just for the convenience of output, such as System.out.println (xx), "xx" in parentheses if it is not a string type,

Today read the JS learning materials, see a ToString () method, in JS, all defined objects have the ToString () method.The ToString () method of the number type is special, with both the default mode and the base mode.Example of default mode:var num1

This article mainly introduces the toString () method of the Number object in javascript, and analyzes in detail the usage and precautions of the toString () method, which is of great practical value, for more information about how to define and use

The toString () method can convert a Number object to a string and return this string. This article describes the toString () method of the JavaScript Number object, if you are interested in javascript Object methods, let's take a look at the

In project development, we all have this experience, that is, when adding a table, the corresponding increase in Java classes, in the Java class, there are a number of common methods, including: Equals (), Hashcode (), toString (), CompareTo ()

Here is an algorithm question: convert an integer into a string and output it. So think of int32.tostring (). In the. NET source code, only the following results are obtained:   Code highlighting produced by Actipro CodeHighlighter (freeware)http:/

There are three methods in the object class in Java that have hashcode (), Equals (), and toString (), so there are three methods in all the classes in Java.In the object class the implementation of the ToString () method is the address of the

*overriding the ToString method*when we need to use the ToString method of the current class, we usually*you will need to override this method. The format of the specific return string is not strictly*requirements, depending on the needs of the

In Java, why would you want to override the ToString method? Let me illustrate this with a simple example.Define a TEST5 class first. and write its Get,set method.Package test5;public class Test5 {private String name;Private String sex;private int

When you want to read some useful details about an object, you can invoke ToString () on the object. For example, when an object reference is passed to System.out.println (), the object's ToString () method is invoked. All classes in Java inherit

The ToString () method converts the array to a string and returns the result.Grammar:Arrayobject.tostring ()Returns a string representation of the Arrayobject. The return value is the same as the string returned by the join () method without

Os:windows7 x64Jdk:jdk-8u131-windows-x64Ide:eclipse Oxygen Release (4.7.0)The original codePackage Jizuiku.eleven302;public class Javaer {private int age;private String name;public int getnum () {return age;} public void Setnum (int.) {this.age =

Today read the JS learning materials, see a ToString () method, in JS, all defined objects have the ToString () method.The ToString () method of the number type is special, with both the default mode and the base mode.Example of default mode:var num1

Because it is a method already in object, and all classes inherit object, "All objects have this method".It is usually just for the convenience of the output, such as System.out.println (XX), the parentheses inside the "XX" if it is not a string

script language="JavaScript"> function myObj() { var total = 0; } MYOBJ. Prototype. Add = function(a,b) { this. Total = a + b; } MYOBJ. Prototype. toString = function() { return this . Total; } var obj = new

This article mainly introduces the toString () method and valueOf () method of the Boolean object in JS. it is the basic knowledge in JavaScript beginners. For more information, see ToString () methodConverts a Boolean value to a string and returns

How to Use the toString () method in JavaScript This article mainly introduces how to use the toString () method in JavaScript. It is the basic knowledge in JS beginners. For more information, see The JavaScript Boolean. toSource () method returns a