小编HPr*_*ash的帖子

我的课:

public class UserProgressModel {

    private String email;

    public UserProgressModel(String pEmail) {
        super();

        this.email = pEmail;
    }

    @Override
    public boolean equals(Object x) {

        if (x != null && x instanceof UserProgressModel
                && ((UserProgressModel) x).email.equals(this.email) == true) {

            return true;
        }

        if (x != null && x instanceof String
                && x.equals(this.email) == true) {

            return true;
        }

        return false;
    }

    @Override
    public int hashCode() {
        int hash = 7;
        hash = 17 * hash + (this.email != null ? this.email.hashCode() : …

我的knockoutjs代码没有像我预期的那样工作.请访问http://jsfiddle.net/x0vdo9kk/1/上的代码.

// Define a "Person" class that tracks its own name and children, and has a method to add a new child
var Person = function(name, children) {
    this.name = name;
    this.children = ko.observableArray(children);

    this.addChild = function() {
        this.children.push("New child");
    }.bind(this);
}

// The view model is an abstract description of the state of the UI, but without any knowledge of the UI technology (HTML)
var viewModel = {
    people: [
        new Person("Annabelle", ["Arnie", "Anders", "Apple"]),
        new Person("Charles", …