Double semicolons syntax in javascript

Question

Can someone tell me what double semicolons (;;) in javascript means? I see them in fullcalendar.js.

Thanks.

Here\'s a snippet of the fullcalendar.js code (ta

Answer 1

Empty “for” loop

for(;;){...} is the same as saying while(1){...}

for(;;) jumps out to mean "infinite loop" more readily than while(1)

facebook's AJAX responses all start with an empty for loop.