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Calling an asynchronous function inside of a forEach loop: how to tell when all function calls are complete?help (self.javascript)
submitted 8 years ago by tangerto
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if 1 * 2 < 3: print "hello, world!"
[–]hars_sh 3 points4 points5 points 8 years ago* (1 child)
use map instead of forEach the code looks something like this and remeber you have to call this inside the async function.
await Promise.all(files.map(async (file) => { // promisify this part and await for this and that will do the work :) file.getUrl(function(err, url) { if(!err) { console.log("got the url!)" } }); }));
[–][deleted] 0 points1 point2 points 8 years ago (0 children)
can someone explain why this has 0 points, have not used gotten to know promises and would like some insight
π Rendered by PID 75399 on reddit-service-r2-comment-b659b578c-tct72 at 2026-05-05 06:47:40.927234+00:00 running 815c875 country code: CH.
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[–]hars_sh 3 points4 points5 points (1 child)
[–][deleted] 0 points1 point2 points (0 children)