Use res.end() to finish the connection. If you are just sending the return
data once, use res.end(data).
On Wed, Feb 20, 2013 at 10:08 PM, <benppt...@tacol.biz> wrote:
> Great Node.js!! I do love it.
> Not sure if I can post question here. Apologized if I am wrong.
>
> I am wondering how can I finish the request and do something time
> consuming, e.g. email/file conversion...etc.
> I've tried the following four ways, but all of them take long time to
> return the response in browser.
> Is there any way I can do something after the request is finished? Just
> like PHP FPM *fastcgi_finish_request()* in Express Project?
>
> #1 Use res.render callback
>
> function(req, res){
>
> res.render('someview', function(err, html){
>
> if (err){ console.log('debug-err:', err);
> res.send(html);
> var result = 1;
> for (var i = 0, j = 10; i < 10000000000; i++){
> result = result + i + j;
> }
> console.log('debug',result);
> });
> }
>
>
> #2 Use setTimeout:
>
> function(req, res){
>
> res.render('someview');
>
> setTimeout(function(){
> var result = 1;
> for (var i = 0, j = 10; i < 10000000000; i++){
> result = result + i + j;
> }
> console.log('debug',result);
> }, 0);
> }
>
>
> #3 Use process.nextTick:
>
> function(req, res){
>
> res.render('someview');
>
> process.nextTick(function(){
> var result = 1;
> for (var i = 0, j = 10; i < 10000000000; i++){
> result = result + i + j;
> }
> console.log('debug',result);
> });
> }
>
> #4 Simply do it, because res.render won't block the I/O
>
> function(req, res){
>
> res.render('someview');
>
> var result = 1;
> for (var i = 0, j = 10; i < 10000000000; i++){
> result = result + i + j;
> }
> console.log('debug',result);
> }
>
> Appreciated for any explanation for understanding Node.js event I/O. Thank
> you very much :)
>
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