Re: IE9 is not a friend...

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From	Thomas 'PointedEars' Lahn <PointedEars@web.de>
Reply-To	Thomas 'PointedEars' Lahn <cljs@PointedEars.de>
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Subject	Re: IE9 is not a friend...
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Andrew Poulos wrote:

> On 4/12/2012 8:04 AM, justaguy wrote:
>> Here's a simple js function.
>>
>> // detect if any of 4 fields is empty before data entry in field 5
>> function haveFour() {
>> var fourFields = ['rep','contact','Market_Segment','pricing'];
>> for (i=0; i<4; i++) {
>> if (document.getElementById(fourFields[i]).value=='') {
>> alert('Please fill in '+fourFields[i] + ' field');
>> return;
>> }
>> }
>> }
>>
>> However, it works as designed for Chrome 23, Firefox 16
>> but it fails with IE9.  All on Windows 7.
>> Any idea as to the reason of failing IE9?
> 
> What about testing for
>    if (!document.getElementById(fourFields[i]).value.length) {
> instead?

That would be unnecessarily cryptic, error-prone and comparably inefficient 
on top of the already inefficient approach.

> Also I'd put 'i' in with 'var' ie
>    var i, fourFields...
> and add
>    var len = fourFields.length;
>    for (i = 0; i < len; i++) {

Or 

   var fourFields = …;
   for (var i = 0, len = fourFields.length; i < len; i++)
   {
 
> We need to see the HTML to know what might be going awry.

More important, we need to know their definition of an "empty field" and 
"fails".


PointedEars
-- 
Anyone who slaps a 'this page is best viewed with Browser X' label on
a Web page appears to be yearning for the bad old days, before the Web,
when you had very little chance of reading a document written on another
computer, another word processor, or another network. -- Tim Berners-Lee

Thread

IE9 is not a friend... justaguy <lichunshen84@gmail.com> - 2012-12-03 13:04 -0800
  Re: IE9 is not a friend... Andrew Poulos <ap_prog@hotmail.com> - 2012-12-04 08:10 +1100
    Re: IE9 is not a friend... Cezary Tomczyk <cezary.tomczyk@gmail.com> - 2012-12-03 22:41 +0100
      Re: IE9 is not a friend... justaguy <lichunshen84@gmail.com> - 2012-12-03 14:06 -0800
        Re: IE9 is not a friend... justaguy <lichunshen84@gmail.com> - 2012-12-03 14:27 -0800
        Re: IE9 is not a friend... Christoph Becker <cmbecker69@gmx.de> - 2012-12-04 15:05 +0100
      Re: IE9 is not a friend... Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2012-12-03 23:20 +0100
        Re: IE9 is not a friend... Cezary Tomczyk <cezary.tomczyk@gmail.com> - 2012-12-03 23:41 +0100
          Re: IE9 is not a friend... Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2012-12-04 15:23 +0100
            Re: IE9 is not a friend... Cezary Tomczyk <cezary.tomczyk@gmail.com> - 2012-12-04 16:12 +0100
    Re: IE9 is not a friend... Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2012-12-03 23:15 +0100
  Re: IE9 is not a friend... "Jukka K. Korpela" <jkorpela@cs.tut.fi> - 2012-12-03 23:15 +0200

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