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Re: The less sign "<" in script elements

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Jon Ribbens wrote:

> On 2018-03-18, Stefan Ram <ram@zedat.fu-berlin.de> wrote:
>>   I remember that there was a time when I had to escape a
>>   less-sign "<" that was contained within a script element.
> 
> As far as I am aware there was never such a time, unless perhaps
> for compatibility with broken browsers. It may well have been
> (and still is) something people did to be cautious, but the contents
> of <script> tags should be taken literally until at least a '</'
> followed by an alphabetic character is reached.

Nonsense.
 
> Some browsers which didn't understand the '<script>' tag
> probably have had lax comment parsing, so the technique of
> prefixing the script with '<!--' wouldn't work unless you
> also avoided the '<' character. The days are long gone that
> you need to worry about that though.

Nonsense.
 
>>   I assume that this is not necessary anymore in HTML5,
>>   while »CDATA« must be used in XHTML, including XHTML5.
> 
> In

… the HTML syntax of …

> HTML5 you need to avoid '<!--', '<script' and '</script'.

… within “script” elements.
 
>>   So, is my memory correct that in HTML 2, HTML 3 and/or
>>   HTML 4, one had to escape a less sign in a script element,
>>   using, e.g., »&#60;«? E.g., for a comparison like »x<y«?
> 
> No - HTML 2 didn't have <script>, and in HTML 3 and 4 its
> contents are CDATA so you can't use entities. You'd need to
> escape '<' using a JavaScript method instead, like '\x3c',
> and avoiding comparing things to be less than ;-)

Nonsense.

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Re: The less sign "<" in script elements Jon Ribbens <jon+usenet@unequivocal.eu> - 2018-03-18 22:14 +0000
  Re: The less sign "<" in script elements Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-03-19 03:47 +0100
    Re: The less sign "<" in script elements Jon Ribbens <jon+usenet@unequivocal.eu> - 2018-03-19 13:47 +0000
      Re: The less sign "<" in script elements Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-03-19 21:37 +0100
        Re: The less sign "<" in script elements Jon Ribbens <jon+usenet@unequivocal.eu> - 2018-03-19 23:23 +0000
          Re: The less sign "<" in script elements Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-03-20 00:41 +0100
            Re: The less sign "<" in script elements Jon Ribbens <jon+usenet@unequivocal.eu> - 2018-03-20 11:36 +0000
              Re: The less sign "<" in script elements Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-03-20 13:56 +0100
                Re: The less sign "<" in script elements Jon Ribbens <jon+usenet@unequivocal.eu> - 2018-03-20 13:21 +0000
                Re: The less sign "<" in script elements Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-03-20 16:45 +0100
                Re: The less sign "<" in script elements Jon Ribbens <jon+usenet@unequivocal.eu> - 2018-03-20 16:05 +0000
                Re: The less sign "<" in script elements Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2018-03-20 18:09 +0100

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