$(".et_pb_tabs_controls li").click(function(){
var w = $ ('.et_pb_all_tabs').width();
var carousel = $('.post_carousel2 .owl-carousel').data('owlCarousel');
carousel._width = w;
carousel.invalidate('width');
carousel.refresh();
var carousel = $('.post_carousel3 .owl-carousel').data('owlCarousel');
carousel._width = w;
carousel.invalidate('width');
carousel.refresh();
var carousel = $('.post_carousel4 .owl-carousel').data('owlCarousel');
carousel._width = w;
carousel.invalidate('width');
carousel.refresh();
});
This is my code now.
But i dont know the count of carousels on my page for now.