[Javascript] Try and Catch Question

[John Warner]

(e) allows your catch block to indentify the exception thrown. In some try
blocks more than one thing can go wrong, you might choose to ignore some
errors but want to respond to others.

John Warner


> -----Original Message-----
> From: javascript-bounces at lists.evolt.org [mailto:javascript-
> bounces at lists.evolt.org] On Behalf Of MEM
> Sent: Monday, March 02, 2009 7:16 AM
> To: javascript at lists.evolt.org
> Subject: [Javascript] Try and Catch Question
> 
> Hi all, this is my first post, (so if anything is not right in the way I
> post, please let me know).
> 
> 
> 
> 
> 
> When we use a try catch statement like this:
> 
> try {
> 
> 
> 
> } catch (e) {
> 
> 
> 
> }
> 
> 
> 
> Why do we need the ‘e’ ?
> 
> 
> 
> Well, I have seen also with ‘err’ etc, so I presume the point is to have
> only something that represents the name error. But, what for? I mean,
> normally in this kind of statements I never see that ‘e’ or ‘err’ being
used
> for nothing, I see no e=”ups error” or something. So, what is that e
for?
> 
> 
> 
> 
> 
> Thanks a lot,
> 
> Márcio
> 
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