JavaScript _ javascript tips

This article mainly introduces how to set the number of files for form Upload In JavaScript, which can be used to dynamically add and delete the form Upload button, which is very simple and practical, for more information about how to set the number of files in a form Upload using JavaScript, see the following example. Share it with you for your reference. The details are as follows:

This is a more practical function. when using JavaScript to set the form to upload a file, you need to generate several Upload forms as needed, this function is available in NetEase mail and Sina mail for adding attachments. However, this function does not delete forms. if more input is required, you have to try again.

Shows the running effect:

The code is as follows:

JavaScript sets the number of files uploaded to the form.