[Javascript] Iframe: load same URL using JS

[Peter-Paul Koch]

You didn't specify the browser.

Nonetheless, at a total guess, try appending the iframe before setting
the src. It just might work.

2009/2/25 Rees, Mark <Mark.Rees at astrazeneca.com>:
> Hello
>
> This doesn't work, and it doesn't work in HTML either. A single iframe is created OK but it is empty.
>
> I suppose there is some security feature in browsers to stop infinite page loads? The thing is I only wish to do it once (as the code below shows). Just curious as to what is stopping it working.
>
> function addIframe(){
>        //reloads the same page in an iframe
>        if(!document.getElementById('iframe')){
>                var iFrame=document.createElement('iframe');
>                iFrame.width=100;
>                iFrame.height=100;
>                //for some reason you cannot reload the same page in the parent
>
>                iFrame.src=location.href;
>
>                iFrame.setAttribute('id','iframe');
>                document.body.appendChild(iFrame);
>        }
> }
>
> function checkIframe(){
>        //checks whether there is already an iframe
>        if(!window.frameElement){
>                alert('i am the parent page');
>                addIframe();
>
>
>
>        }else{
>                //this never runs
>                alert('i am the child page');
>
>        }
> }
>
> window.onload=checkIframe;
>
> Mark
>
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