Скачать или смотреть How to Slide Up and Slide Down One DIV with jQuery on Mouse Enter

Discover how to effectively control the visibility of individual DIV elements using jQuery's slide methods on mouse events.
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This video is based on the question https://stackoverflow.com/q/66781544/ asked by the user 'user_1330' ( https://stackoverflow.com/u/9392043/ ) and on the answer https://stackoverflow.com/a/66781695/ provided by the user 'Isman F.' ( https://stackoverflow.com/u/14897854/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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Solving the Problem of Mouse Events with jQuery: Controlling Individual DIVs

If you're working with multiple DIV elements that share the same class and want to add interactive features—like showing or hiding content when the user's mouse hovers over them—you might run into a common issue: how to trigger the action only on the specific DIV being hovered rather than all elements of that class.

In this guide, we'll explore how to resolve this challenge using jQuery. We'll take an original code snippet and enhance it to ensure that the slideUp and slideDown effects only apply to the DIV that the mouse is over, instead of all DIVs with the same class.

Original Challenge

You started with a simple structure composed of several DIVs assigned to the .slider class, like so:

[[See Video to Reveal this Text or Code Snippet]]

Using jQuery, you attempted to implement mouse events for the .container class:

[[See Video to Reveal this Text or Code Snippet]]

However, this code made all .slider elements respond to the mouseenter or mouseleave events, which is not the desired functionality.

A Better Approach

Here's a solution to ensure you only affect the DIV currently being hovered over. You will wrap your .slider and .image in a new DIV with a unique class called .block. Then, you'll adjust the jQuery code to target only the related .slider.

Step 1: Update Your HTML Structure

Wrap each pair of .image and .slider elements in a .block:

[[See Video to Reveal this Text or Code Snippet]]

Step 2: Adjust the jQuery Code

Now, instead of binding the events to .container, you will bind them to .block:

[[See Video to Reveal this Text or Code Snippet]]

Step 3: Complete CSS Structure

Make sure your CSS supports the layout as follows:

[[See Video to Reveal this Text or Code Snippet]]

Conclusion

By wrapping your .slider and .image in a .block and targeting mouse events to this new class, you enable targeted interaction. With these changes, your jQuery code will correctly show and hide the individual sliders based on mouse activity, providing a seamless user experience without affecting other elements.

Armed with this knowledge, you can now enhance the interactivity of your web projects efficiently. Happy coding!