javascript - What does "search" word/command in JS mean? -


i'm reading web workers http://www.whatwg.org/specs/web-apps/current-work/multipage/workers.html#a-background-number-crunching-worker.

there code example word "search". mean? new command?

var n = 1; search: while (true) {   n += 1;   (var = 2; <= math.sqrt(n); += 1)     if (n % == 0)      continue search;   // found prime!   postmessage(n); }

this labelled continue. while loop has search: label, , continue continue while loop. without label continue for loop.


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