Vue Js Generate and Download Qr Code
Vue Js Create Qr Code:Vue.js is a JavaScript framework that allows developers to create dynamic and responsive web applications. One way to enhance the user experience is by generating QR codes, which can be done using an API like api.qrcode.
To create a QR code using this API in Vue.js, you would first need to install the axios library to make HTTP requests. Then, you would make a GET request to the api.qrcode endpoint, passing in the necessary parameters such as the text or URL to be encoded.
Once the API generates the QR code image, you can display it in your Vue.js application using an img tag with the src attribute set to the URL of the image returned by the API. With just a few lines of code, you can easily generate and display QR codes in your Vue.js application using api.qrcode.
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How can I create a QR code using Vue js?
This Vue.js code creates a simple form that allows users to input text, and then generates a QR code based on that text using an external API. Here's how it works:
- The
data
object contains two properties:userInput
andqrCodeImageSrc
.userInput
is set to a default value ofhttps://fontawesomeicons.com
, which will be used as the default text input for the QR code.qrCodeImageSrc
is initially an empty string. - The template contains a
form-group
div that includes alabel
and aninput
field where users can input text. There's also abutton
that calls thegenerateQRCode
method when clicked. - Below the form-group div, there's a
qr-code-container
div that contains animg
tag. Thisimg
tag will display the generated QR code image once it's created. - In the
methods
object, there's agenerateQRCode
method that makes an HTTP request to an external API using theaxios
library. Theaxios
method takes several parameters, including thedata
property (which is set to theuserInput
value), thesize
property (which sets the size of the QR code image), and themargin
property (which sets the margin around the QR code). - Once the HTTP request is successful, the response is converted to a
Blob
object, which is then used to create a URL using theURL.createObjectURL
method. This URL is then assigned to theqrCodeImageSrc
property, which causes theimg
tag in the template to display the generated QR code image.
Overall, this code demonstrates how to use Vue.js to create a simple form that generates a QR code based on user input
Output of Vue Js Generate and Download Qr Code