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seven-cd/javascript-promise-preload-defer.js

Created June 5, 2017 12:05
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javascript-promise-preload-defer.js
function preload(source) {
var deferred = $q.defer();
var img = angular.element('<img>');
img.on('load', deferred.resolve);
img.on('error', deferred.reject);
img.attr('src', source);
return deferred.promise;
}
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