Ummm... variable l takes the values "TRACE", "DEBUG", ... from the names in LEVEL
Then LEVEL[l] takes the values 10, 20, 30, .... The values are converted to string Then Level["10"] = "TRACE"; Level["20"] = "DEBUG"; and so on It's making the "inverse dictionary" Angel "Java" Loepz @ajlopez On Wed, Jun 25, 2014 at 6:50 PM, Reza Razavipour <[email protected]> wrote: > I am seeing this code snippet in a logging node module and I do not > understand what it is doing? > Can you explain? > > var LEVEL = { > "TRACE": 10, > "DEBUG": 20, > "INFO": 30, > "WARN": 40, > "ERROR": 50, > "FATAL": 60 > }; > for (var l in LEVEL) { > LEVEL[LEVEL[l].toString()] = l; > } > > -- > Job board: http://jobs.nodejs.org/ > New group rules: > https://gist.github.com/othiym23/9886289#file-moderation-policy-md > Old group rules: > 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 unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/nodejs/3b3190c8-0cff-441c-aaae-7045dd08602c%40googlegroups.com > <https://groups.google.com/d/msgid/nodejs/3b3190c8-0cff-441c-aaae-7045dd08602c%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- Job board: http://jobs.nodejs.org/ New group rules: https://gist.github.com/othiym23/9886289#file-moderation-policy-md Old group rules: 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 unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/nodejs/CAMs%2BDq%2B6giprYQ-NpG4X7BESu5EVbQxgqCSK-qSCaVzJ02KqNg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
