Error submitting form form in HTML

1, the browser console output error message:

A invalid form control with Name= ' content ' was not focusable.

2. Cause of Error

The TextArea input box in the form form does not have input data. The TextArea input box is as follows:

<name= "Content"  cols= "All"  rows= "Ten"  Class= "Kind-content"  required= ""  ID= "Id_content"  Style= "Display:none;" ></ textarea >

3. Solution

3.1, Method one

Remove the "required" from the textarea and do not judge the input box when submitting the form.

3.2. Method Two

Add "Novalidate" to the form form, and the form data (input) is not validated when the form is submitted. The specific code is as follows:

　<action= "/backend/add_article/"  method= "POST"  enctype  = "Multipart/form-data"  novalidate>

Error submitting form form in HTML