how to check if an image exists in js from cross origin

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Giovanni
07 Jul 2020
1      var fileURL = "assets/"+scope.productDirectory+"/content1/info/"+x+".png";
2      imageExists(fileURL, function(exists, url) {
3        if(exists) {
4          scope.contentOneSequence.push(url);
5        }
6      });
7
8     function imageExists(url, callback) {
9      var img = new Image();
10      img.onload = function() { callback(true, url); };
11      img.onerror = function() { callback(false, url); };
12      img.src = url;
13    }
14
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