Re: [PHP] DOM TextArea (and dom chart please)

On Tue, Feb 2, 2010 at 2:29 PM, Ryan S <[email protected]> wrote:
> Hey!
> i'm just starting with PHP's DOM-XML and need a little help please.
>
>
> Basically, first i am trying to see if a input like a textbox has a 'VALUE=' associated with it, if yes, i leave it be, if no, i add a default value.
>
> This *is working* as can be seen by the attached code below.
>
> But a bit confused as to how to do the same for a textarea as textarea's do not have a 'VALUE=' attribute.
>
> Heres my code:
>
>
> $website_data = file_get_contents('dom_test.html');//load the website data,
>
> $dom = new DomDocument; //make a new DOM container in PHP
> $dom->loadHTML($website_data);  //load all the fetched data into the DOM container
>
[snip]
> // ***** now we come to the textarea bit that is not working *****
>
> $inputs2 = $dom->getElementsByTagName('textarea'); // Find textareas
>
> foreach ($inputs2 as $input2) {
>        if(!$input2->firstChild.nodeValue=="") {
>                $input2->firstChild.nodeValue=="it works!";
>        }
> }
>
>
>
> echo $dom->saveHTML();
> ?>
>
> +++++++++++++++++++++++++++++++
>
> // I have even tried this instead of the above:
>
> foreach ($inputs2 as $input2) {
>        if(!$input2->getAttribute("defaultValue")=="") {
>                $input2->setAttribute("defaultValue","it works!");
>        }
> }
>
> but no joy.
>
> I'm betting its pretty simple but i dont have a "DOM chart" for php, the only ones i have been able to find via google are for javascript like this one: http://www.hscripts.com/tutorials/javascript/dom/textarea-events.php
>
>
> and that chart does not help much.  Does anyone have a PHP DOM chart or a resource that i can use to get started using this?
>
> Thanks in advance!
> Ryan
>

I think what you are looking for is $input2->textContent in PHP.

Andrew