Re: comp.lang.javascript

Newsgroups	comp.lang.javascript
Subject	Re: comp.lang.javascript
From	"Evertjan." <exxjxw.hannivoort@inter.nl.net>
References	<a55b1b44-f092-4d31-831d-5ebdbd3a75ea@googlegroups.com> <XnsAA097AC5E575Eeejj99@194.109.6.166> <400698fc-c99d-460f-8947-3db8ab6c860b@googlegroups.com>
Date	2019-03-05 21:49 +0100
Message-ID	<XnsAA09DDFE31CBCeejj99@194.109.6.166> (permalink)

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dr.j.r.stockton@gmail.com wrote on 05 Mar 2019 in comp.lang.javascript:

> On Tuesday, 5 March 2019 11:04:45 UTC, Evertjan.  wrote:
> 
>> A webpage is not something where one can insert something in ...
> 
> Not necessarily not.  For example, if the Web page contains a
> Button which causes 'eval' of the contents of an editable
> Textarea, then the user can, as far as I can see (and tested
> locally) insert into the displayed page anything which can
> be expressed in JavaScript in a Textarea.
> 
> I just performed thusly, as a test,
>  Divn.innerHTML = "RHUBARB<br>...<br>" + document.body.innerHTML
> inserting a copy of the body in the body (without its CSS and with
> non-working script).  Windows 10, current Firefox.
> 
> And, in my translation of the first two chapters of Lagrange's
> famous paper, which worked on the Web, I execute something like
>      BODY = BODY.replace(RegExp, String) ; //.
> 
> So it appears that a suitably-coded Web page can be altered to
> whatever a browser can show.

Certainly John, yes, 
that "something" was sloppy of me,
I ment "some serverside code", 
as the web-page only exists in the browser.



-- 
Evertjan.
The Netherlands.
(Please change the x'es to dots in my emailaddress)

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comp.lang.javascript Sabapathi Ramachandiran <sabapathiramachandiran@gmail.com> - 2019-03-05 01:47 -0800
  Re: comp.lang.javascript "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2019-03-05 12:04 +0100
    Re: comp.lang.javascript John G Harris <niam@jghnorth.org.uk.invalid> - 2019-03-05 18:23 +0000
      Re: comp.lang.javascript "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2019-03-05 19:43 +0100
    Re: comp.lang.javascript dr.j.r.stockton@gmail.com - 2019-03-05 12:26 -0800
      Re: comp.lang.javascript "Evertjan." <exxjxw.hannivoort@inter.nl.net> - 2019-03-05 21:49 +0100

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