jquery like and unlike plugin

With the rise of social media, likes have become one of the important cultural phenomena in today’s online culture and a necessary tool for people in the process of expression and communication. Whether on Weibo, Instagram or Facebook, likes are a simple and effective way to express your preferences, emotions and attitudes. In this context, jQuery like and unlike plug-ins have become one of the essential tools for developers. This plugin allows developers to implement likes and unlikes on pages in a simple and scalable way.

1. Plug-in introduction

This jQuery like and cancel like plug-in is independently developed by domestic developers and integrates the following main features:

1. Speed: Plug-in The code is concise and efficient, without reducing the performance and speed of the page.
2. Easy: The plug-in is simple to use. You only need to include the plug-in code file and use the jQuery selector to select the elements that need to like and unlike functions.
3. Scalability: The plug-in supports customized configuration and can be expanded and modified according to actual needs.
4. Compatibility: The plug-in supports mainstream browsers and supports jQuery to work in multiple versions.

2. Plug-in usage

To use this jQuery like and unlike plug-in, you only need to reference two files in your HTML page, one is jQuery (version Must be in 1.9 or above), the other is the plug-in code file. You can download the plug-in file from the main domestic code hosting platform (such as GitHub or Gitee) and include it in your page like this:

<script src="js/jquery.min.js"></script>
<script src="js/jquery.like-dislike.js"></script>

After that, you need to specify the implementation point in the HTML page An element with like and unlike functions, which can be achieved through jQuery selectors. For example, you can select a button to like and unlike:

<button class="like-button">点赞</button>

Congratulations, you have completed the use part of the plug-in, now let’s see how to convert this simple button into a Used to like and unlike functions.

3. Implement likes and cancel likes

Now that we have imported the plug-in into our HTML page, we need to use jQuery to implement the like and cancel like functions. Just like importing plug-in code, we also need to write simple jQuery code to implement this function. The following is the code to implement likes and cancel likes:

$(function(){
    $('.like-button').likeDislike({
        reverseMode: true, // 是否启用反转模式
        click: function(like, dislike, event) {
            var value = $(this).attr('value');
            if (value == 'like') {
                var new_value = 'dislike';
            } else {
                var new_value = 'like';
            }
            $(this).attr('value', new_value);
        }
    });
});

This jQuery code snippet is very simple and implements a toggle button The value attribute is used to implement the switching function of liking and canceling likes. It is important to note that we are using the .like-button class when selecting the button, which we defined in the HTML markup above. If you select a different class or ID, you will need to modify it accordingly to ensure that your jQuery code can find the element you selected.

4. Plug-in configuration

This jQuery like and unlike plug-in also allows you to perform some customized configurations. For example, you can adjust button text, time delays, and even define CSS categories to be able to customize the button's appearance and style. The following are the options available for configuration:

1. reverseMode (bool type): The default value is false, if set to true, the plugin will reverse the value (replace the original value is converted to its opposite value).
2. disabled (bool type): The default value is false. If set to true, the like and unlike buttons will be disabled.
3. delay (int type): The default value is 500, indicating the time delay of the animation.
4. click (function type): Default is null, set the click event handler.
5. likeClass (string type): Set the CSS category of the like button.
6. dislikeClass (string type): Set the CSS category of the cancel like button.
7. likeText (string type): Set the text of the like button.
8. dislikeText (string type): Set the text of the cancel like button.

The above are configurable options for the plug-in and can be modified and expanded as needed.

5. Summary

This article introduces a simple and practical jQuery like and unlike plug-in. This plug-in allows developers to add a quick and easy way to websites or applications. Effective way to achieve like and cancel like functions. This plugin uses jQuery selectors to find elements on the page and perform like and unlike actions on those elements. In addition to this, this plugin also supports extensible configuration options that can be modified and extended according to the needs of developers. This simple and practical plug-in will further enhance the user experience, enhance interactivity, and make your websites and applications more attractive.

The above is the detailed content of jquery like and unlike plugin. For more information, please follow other related articles on the PHP Chinese website!