On 10/01/2021 14:46, Ahem A Rivet's Shot wrote:
> On Sun, 10 Jan 2021 13:59:19 +0000
> The Natural Philosopher  wrote:
>
>> On 10/01/2021 12:33, Ahem A Rivet's Shot wrote:
>>> On Sun, 10 Jan 2021 12:15:58 +0000
>>> The Natural Philosopher  wrote:
>>>
>>>> So PHP is not equivalent to JavaScript. PHP is fine at interrogating
>>>> databases and doing a lot of server side stuff, but for popup dialogues
>>>> and menus that expand you need Javascript.
>>>
>>>  I thought those could be done in HTML and CSS these days.
>>>
>> not really - unless you consider that e.g. onmouseover() or hover: is
>
>  hver: is CSS onmouseover() is JavaScript.
>
>> not Javascript and even then if you want to unhide some block, you need
>> to be able to address it via the DOM. So you need a
>> getElementbyId(x).style.display='block'; and so on.
>
>  I've seen hide/unhide done without JavaScript. Admittedly it looks
> clearer and easier in JavaSript.
>
>> Cant see how to do that in css. willing to find out
>
>  I get the impression that there's a lot that can be done in pure
> CSS but ingenuity tends to be needed and it's sometimes far from obvious
> how things work (based on looking at some examples).
>
>> I cant really write  a web page the way I want it without javascript
>> these days. Ok its not a LOT of javascript.
>
>  Fair enough, the original intent of JavaScript was simple additions
> rather than client side applications so it's nice to hear it being treated
> that way.
>
well that's if you are running a web site to provide information, but in
fact I've seen complex engineering calculators written in it.

It's an awful language, like PHP, but it is sadly ubiquitous.



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