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Hot to refer to image as element in javascript how to#
Hot to refer to image as element in javascript code#

If you need to do something after the new image has loaded, then you can attach jQuery’s load() method to our example above: //Change the img property and use load() to figure out when const img document.querySelectorAll('img') This will get all of the image element references and create a. Determining when the new image is loaded. To get a reference to all three image elements, we’ll need to use querySelectorAll().

Hot to refer to image as element in javascript code#

In the code above, we referenced the image by its ID and then used jQuery’s attr() method to set a new value for its src attribute.

If you’re already using the jQuery library and you would like to keep your code consistent, you can use the following method: //Change the img property using jQuery's attr method

This will force the browser to load our new image. To render the images we have to create them first because so far we only have the

elements that work as containers: const originalImage document.

After retrieving the img, we were able to modify its src attribute and assign a new URL.We passed “myImage” in as the parameter because that is the ID of our image. We retrieved the img element from our HTML DOM by using the method document.getElementById().In this case, we have broken the process up into two steps: Set the src property of our element to the new image URL Var img = document.getElementById("myImage") If you run the snippet above, you will see that the src attribute of our image element is replaced by our JavaScript code.Ī more verbose example for those of you who want to understand what is going on here: //Get our img element by using document.getElementById Modify the src attribute of the image with the ID "myImage"ĭocument.getElementById("myImage").src = 'img/new-image.jpg' Instead, you can just use vanilla JavaScript, which tends to be faster. If you’re not already using jQuery, then there is no sense in including the library just to manipulate the src attribute.

Hot to refer to image as element in javascript how to#

In this post, I will show you how to accomplish this using both regular JavaScript and jQuery.Ĭhanging the src attribute using regular JavaScript. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes.

Sets or returns the value of the hspace attribute of an image: isMap: Sets or returns whether an image should be part of a server-side image-map, or not: longDesc: Not. : The Image element Deprecated: This feature is no longer recommended.

Therefore, by setting a new src, we can dynamically change the image in question. Sets or returns the CORS settings of an image: height: Sets or returns the value of the height attribute of an image: hspace: Not supported in HTML5. The src attribute specifies the URL of an image. This is a tutorial on how to change the “src” attribute of an image using JavaScript.