Iii. Javascript Object-Oriented Programming: inheritance of non-Constructor
This section describes how to implement "inheritance" without using constructors ".
1. What is the inheritance of "non-constructor?
For example, there is an object called "Chinese ".
VaRChinese = {
Nation:'China'
};
Another object is called "Doctor ".
VaRDoctor = {
Career:'Docker'
}
How can I let "Doctors" inherit "Chinese"? That i
] = P[i];}}Extend2 (Cat,animal);var cat1 = new Cat ("Floret", "Flower");alert (cat1.species);//animalThird, the inheritance of the non-constructor functionvar Chines = {Nation: "China"};var Doctor = {Career: "Doctor";}Let doctors inherit China and become Chinese doctors.Method One: The object () methodFunction object (parent) {var F = function () {};F.prototype = parent;return new F ();}var
;//Leave the properties of the parent class}/** Six, the inheritance of non-constructors */var Chinese ={nation: ' China '};var Doctor = {carteer: ' Doctor '};Chinese doctor the prototype of the object is assigned to the parent object so that it joins togetherfunction Object (o) {function F () {};F.prototype = O;return new F ();}/**Use the following to generate c
of my degree in the eyes of Chinese people, I found myself still blind. Write this article todayArticleIn order to organize yourself, remind students by the way. Qing Hua's education is known as the first-class undergraduate second-stream master's third-stream doctor, which I think is probably so interesting. However, in fact, it should be said that the education system and methods of Tsinghua are both second-class, but the requirements for undergra
complaints, it is very likely and reasonable for an employee to have multiple departments, rather than restructuring them in the future, it is better to design multiple-to-many relationships now ......"
After a while, there was a need: a doctor was originally in a certain Inpatient Department (for example, one ward, two wards ......), But he also needs to go out of the clinic from three different places. When he leaves the clinic, he belongs to an ou
registration account, and then here with the mobile phone number and password login.
After login, in the upper left corner of the page select the city to be registered, the page will be automatically updated to the city's hospital information. We can start booking the registration. There are four steps to booking a registration. Select the hospital-Select the department-select the time-the appointment is successful.
Choose a hospital. For example, I'd like to make an a
Today begins with a little story. Said there were two doctors, all of them engaged in all kinds of surgeries, and we took these surgeries and sorted out some surgical statistics, as follows (pure fiction)
Doctor A, male surgery 16 times, failure 3 times, failure rate 18.75%, female surgery 1000 times, failure 39 times, failure rate of 3.9%
Doctor B, male surgery 10 times, failure 2 times, failure rate 20%
I am told that thisBMW B800 Airbag Reset ToolCan work on the most of the BMW cars between 1994 and 2003. I used it to work for 2001 BMW 735i and 2002 BMW 530i successfully. I bought thisBMW B800 scanner online from China Guy one year ago forusd$19. I used it to does 2001 BMW 330i, but I failed. I tried to use it to read the SRS fault codes for 2003 BMW 325i. It performed well. And I also used it to reset the SRS Light 2002 BMW 745Li. In following days, I'll continue to use it. The parcel include
Optional and full solutions for kess v2 kusuite connection error: "External exception Eefface".Possible reasons:1. Do I use Win 7 or Vista system?Pls try on Windows XP system:Http://www.chinaautodiag.com/download/ghost-windows-xp-professional-sp3-free-download.zip2. Something wrong with the ksuite-used nowDownload Ksuite 2.06 from here:Http://www.chinaautodiag.com/download/KSuite-v2.06.zipKsuite 2.15Http://www.chinaautodiag.com/download/ksuite-2.15.zip3. Incorrect installation for kess V2 softwa
OBD2 Tool have now launched the newest V145 for Renault CAN Clip, which are one of the most best-sold auto Diagnost IC Tools for Renault vehicle.Here summarize several remarkable highlights for Renault CAN Clip diagnostic That's might appreciate for buying Such a good device.1. Newest V145Periodical update would also what many car owners attach much importance on. Via update, it might not only means improvement in function, but also the Add new functi
Launch X431 creader VIII (CRP129) is a comprehensive diagnostic instrument. With multi-language to choose. It is can reset brake block,corect steering angle sensor, engine oil light reset and so on. CReader VIII can replace CRP129 definitely in functions.Following is the frequently asked Questions OBD2 scanner from customers ' feedback and reviews.Q:Does is scan Obdi cars? (1982-95)A:no, CReader VIII is designed with Obdⅱcomplaint, it works vehicle fr
current object, and the program crashes exiting.As the name implies, we can use the above process in 2, 32 ways to complete message forwarding. Fast message forwarding the implementation of fast message forwarding is simple, only need to rewrite-(ID) Forwardingtargetforselector: (SEL) Aselector method. Let me give you a simple example, such as the existing 2 classes: Teacher and Doctor,doctor can do surger
First of all, I have been a computer expert for one year. This year I completed all the courses (in fact, many of the courses are just for display), and spent half a year as an intern in a foreign company (my internship made me feel a lot ).
A year ago, like many undergraduate students, I chose to read-only masters or even master students. Because of the family's repeated dissuasion, although the time requirement for reading shuyuan has been changed to at least five years, I still chose shuyuan
Due to the work of very busy, I haven't been visiting the bookstore for a long time. during the Chinese New Year's Eve, I went to the Xinhua Bookstore and found out with surprise.
Kai-fu Lee
The new book "Be the best self" written by the doctor proves my previous ideas.
Li
The publishing of the doctor's book is one thing that Dr. Peng Ping's aunt has published. He is playing a show and has no new ideas,
Li
In the past two years, the
Original While John Gilbert is in hospital, he asked his doctor to tell him whether he operation had been successful, but the doc Tor refused to doing so. The following day, the patient asked for a bedside telephone. When he is alone, he telephoned the hospital exchange and asked for Doctor Millington. When the doctor answered the phone, Mr Gilbert said he is inq
= R.next (0,100);Assigns the resulting random number to each element of our arrayNums[i] = number;Sum+=nums[i];//}Console.WriteLine (Sum/nums. Length);Console.readkey ();19. There are the following strings: "Patient:" Doctor, I have a very bad cough. "Doctor:" How much do you remember? "Patient:" 75 years old. "Doctor:" 20-year-old cough "patient:" Do not cough.
, sometimes 10 Once every minute or even occasionally 20 Minutes. However, when it's my turn to eat 3 Once every minute, so I cannot eat normally, because every contractions will continue. 1 Minutes.
15 day and night mE Linda my sister called and asked her how she felt the contractions, it's not a contractions. Linda my sister reminded me to take the time to eat something, I remember to eat as much as possible, but I still couldn't do it on the day of birth, and I couldn
sequence.TakeYesYields the first n elements of a sequence.TakewhileYesGiven function f and sequence S, yields the initial elements of s where F is true.ThenbyYesTakes an ordered sequence and yields a secondary, ascending ordering.TheyByDescendingYesTakes an ordered sequence and yields a secondary, descending ordering.ToArrayNoIterates requests ss a sequence, capturing results in an array.ToDictionaryNoIterates triggers ss a sequence, capturing results in a Dictionary ToListNoIterates requests s
First look at the code and the post-compilation code: /** * @author Doctor * * @time March 28, 2015 PM 3:26:06 */public class Stringforswitch {@Rulepublic expectedexception ex = EXPEctedexception.none (); @Testpublic void Test_string_switch () {string result= ""; Switch ("Doctor") {case "doctor": Result = "Doctor"; bre
Because the author is clumsy, and thinking is not rigorous, also really not good at writing SQL statements, Master Please do not laugh, please skip this article directly.
The background is not much introduced, first build the table, insert test data. Fields that all have comments
Copy Code code as follows:
--Doctor's Table
CREATE TABLE Doctor
(
ID INT IDENTITY (1, 1),--id self-growth
Docnumber NVARCHAR not NULL,--
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