2.2.23 [HTML5] Section 4.10.5.1.5 E-mail state (type=email)

C0038: Invalid email addresses are not allowed if the multiple attribute is not specified

The specification states:

 4.10.5.1.5 E-mail state (type=email)
     ...
     How the E-mail state operates depends on whether the multiple attribute is specified 
     or not.
  
         When the multiple attribute is not specified on the element
             ...
             ... User agents may allow the user to set the value to a string that is not a 
             valid e-mail address. ...

All document modes (All versions)

Invalid email addresses are not allowed if the multiple attribute is not specified; otherwise they are allowed.

C0039: Punycode in a value is not properly converted to IDN

The specification states:

 4.10.5.1.5 E-mail state (type=email)
     ...
     How the E-mail state operates depends on whether the multiple attribute is specified 
     or not.
  
         When the multiple attribute is not specified on the element
  
             The input element represents a control for editing an e-mail address given in 
             the element's value.
  
             ... User agents may transform the values for display and editing; in 
             particular, user agents should convert punycode in the value to IDN in the 
             display and vice versa.

All document modes (All versions)

Punycode in a value is not properly converted to IDN.

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