Take a look at https://github.com/felixge/node-growing-file
On Feb 2, 3:30 am, 宓俊 <[email protected]> wrote: > I want the user to be able to download a file while it is uploading. So I > write this code to test. > > var fs = require('fs'); > > > > > > > > > > > var writeStream = fs.createWriteStream(__dirname + "/uploading.txt"); > > writeStream.on('open', function(){ > > console.log('Write stream has open'); > > //Write a number every 1 second. > > var i = 1; > > var repeat = function(){ > > writeStream.write(i); > > console.log('Number ' + i + ' has been write to the file'); > > i = i + 1; > > setTimeout(repeat, 1000); > > }; > > repeat(); > > var readStream = fs.ReadStream(__dirname + "/uploading.txt"); > > readStream.on('data', function(data){ > > console.log('Data is coming: ' + data); > > }); > > readStream.on('end', function(){ > > console.log('Stream END'); > > }); > > }); > > But the result is like this > > Write stream has open > > > Number 1 has been write to the file > > Data is coming: 1 > > Stream END > > Number 2 has been write to the file > > Number 3 has been write to the file > > Number 4 has been write to the file > > When the reading speed is faster than the writing speed, I will receive a > 'end' signal, rather than paused. > > So how to deal with this problem? -- Job Board: http://jobs.nodejs.org/ Posting guidelines: https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines You received this message because you are subscribed to the Google Groups "nodejs" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/nodejs?hl=en?hl=en
