Easy to detect and handle damaged web pages with jQuery

This article provides jQuery code snippets for handling damaged pictures in web pages. You can choose to replace damaged pictures with the default pictures, or directly hide damaged pictures, and say goodbye to the annoying red fork!

// 使用默認(rèn)圖片替換損壞圖片
$('img').error(function(){
    $(this).attr('src', 'missing.png');
});

// 或者，直接隱藏?fù)p壞圖片
$("img").error(function(){
    $(this).hide();
});

Frequently Asked Questions about Detection and Hiding Corrupted Images

How to use jQuery to detect damaged images on websites?

Using jQuery to detect damaged images on websites is very simple. You can use the .error() method, which will fire when an error occurs when an external file is loaded. Here is a simple code snippet that can help you detect damaged images:

$('img').error(function(){
  alert('檢測(cè)到損壞圖片！');
});

This code will pop up a warning box when a damaged picture is detected.

How to use jQuery to hide damaged pictures?

Hide corrupted images can be used using the same .error() method in jQuery. The following is the operation method:

$('img').error(function(){
  $(this).hide();
});

This code will automatically hide any damaged images on the website.

Can I replace the corrupted image with the default image using jQuery?

Yes, you can use jQuery to replace the corrupted image with the default image. Here is a simple code snippet:

$('img').error(function(){
  $(this).attr('src', 'default.jpg');
});

This code replaces any corrupted images with the default image named "default.jpg".

How to detect and hide corrupted images using only CSS/HTML?

While jQuery provides a more dynamic solution, you can also use CSS/HTML to hide corrupted images. Here is a simple CSS solution:

img {
  font-size: 0;
}
img:after {
  content: " ";
  font-size: 16px;
}

This code hides the damaged image icon and replaces it with spaces.

How to find damaged pictures on my website?

There are several ways to find damaged pictures on your website. You can manually check each image, use the website crawler tool, or use a jQuery script to detect damaged images.

What causes the pictures on the website to be damaged?

Image corruption can be caused by a variety of factors, including image URL errors, image files being moved or deleted, or problems with the server hosting the image.

How to prevent damaged pictures from appearing on my website?

To prevent image corruption, make sure all image URLs are correct, avoid moving or deleting image files after linking images, and make sure your server runs smoothly.

Will damaged pictures affect my website SEO?

Yes, corrupted images can negatively affect your website SEO because they can lead to a bad user experience. Search engines like Google will prioritize sites that provide a good user experience.

How to fix damaged pictures on my website?

Fixing a damaged picture includes determining the cause of the problem and then resolving it. This may include correcting the image URL, replacing the image file, or resolving a server problem.

Can I use JavaScript instead of jQuery to detect and hide corrupted images?

Yes, you can use JavaScript to detect and hide corrupted images. However, this process is a little more complicated than using jQuery.

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