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@kypflug

kypflug/sw-1.js Secret

Created Dec 15, 2017
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What would you like to do?
retrieve-JSON-via-fetch
fetch('weather.json')
.then(function(response) {
if (response.headers.get('content-type') == 'application/json') {
return response.json();
} else {
throw new TypeError();
}
})
.then(processJSON);
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