[Laszlo-user] Date issue (convertion from string)

[P T Withington]

On 2007-07-23, at 15:34 EDT, Jean-Baptiste BRIAUD wrote:

> That works
> 1. because of using getFullYear() with getYear() it failed
> 2. because of extra parenthesis (date_birth).getFullYear(); it  
> failed with just date_birth.getFullYear();
>
> Now the question is why ?
> Is it due to Javascript interpreter embeded in Flash ?

Yes.

> If yes, we should not reproduce it in DHTML, am I right ?

Also correct.  Date is fully-featured in DHTML runtime.

> This a real question for business application that are known to use  
> a lot of Date.
>
> ------
> <canvas width="800" >
> <simplelayout axis="y" spacing="5"/>
> <text width="800" id="pouette"/>
> <button text="OK">
> <handler name="onclick">
> var date_birth = new Date("2005", "11", "3");
> var thisYear = (new Date()).getFullYear();
> var age = thisYear - (date_birth).getFullYear();
> pouette.setText(date_birth + " : " + thisYear + " : " + age);
> </handler>
> </button>
> </canvas>
>
> Jean-Baptiste BRIAUD wrote:
>> (new Date()).getFullYear()
>> return 2007 witch look like correct, but
>> (new Date()).getYear()
>> return 107 if there is no graphical artifact on my side witch is  
>> obviously incorrect.
>>
>> Someone confirm or I'm too tired ?
>>
>> Jean-Baptiste BRIAUD wrote:
>>> I added more debug :
>>>  var date_birth = new Date('1/1/2006');
>>>  var thisYear = new Date().getYear();
>>>  var age = thisYear - date_birth.getYear();
>>>  pouette.setText(date_birth + " : " + thisYear + " : " + age);
>>>
>>> The text show -> Invalid date : undefined : NaN
>>>
>>> So, apparently, the probleme is  on date_birth first,
>>> note that does not mean there is no bug on getYear() (I'll try  
>>> right now).
>>>
>>>
>>> P T Withington wrote:
>>>> Looks like a bug with the SWF compiler.  Please file at http:// 
>>>> jira.openlaszlo.org.
>>>>
>>>> As a work-around, try:
>>>>
>>>>   thisYear =(new Date).getFullYear()
>>>>
>>>> which I just tested and appears to work correctly.
>>>>
>>>> On 2007-07-23, at 14:31 EDT, Jean-Baptiste BRIAUD wrote:
>>>>
>>>>> Hi the list !
>>>>>
>>>>> Any idea why that code produce NaN ?
>>>>> I'm not sure about the OL version since I tried that snipset  
>>>>> online with
>>>>> http://www.openlaszlo.org/lps/laszlo-explorer/index.jsp? 
>>>>> navset=nav10.xml&bookmark=Introduction
>>>>>
>>>>> When I try my full code with 4.0.2 I got this error :
>>>>> WARNING: pet-create-1.lzx:329: reference to undefined property  
>>>>> 'getFullYear'
>>>>> ERROR: Compiler.substitute:-1: undefined object does not have a  
>>>>> property 'make'
>>>>>
>>>>> Are there known issue with JavaScript Date Object ?
>>>>>
>>>>> --------------------------------------
>>>>> <canvas width="200" >
>>>>> <simplelayout axis="y" spacing="5"/>
>>>>> <text id="pouette"/>
>>>>> <button text="OK">
>>>>> <handler name="onclick">
>>>>>  var date_birth = new Date("1/1/2006");
>>>>>  var thisYear = new Date().getFullYear();
>>>>>  var age = thisYear - date_birth.getFullYear();
>>>>>  pouette.setText(age);
>>>>> </handler>
>>>>> </button>
>>>>> </canvas>
>>>>>
>>>>
>>>>
>>>>
>>>
>>>
>>>
>>
>>
>>
>