2017-10-23から1日間の記事一覧
function blobToArrayBuffer(blob) { var fileReader = new FileReader(); return new Promise(function(resolve, reject) { fileReader.onload = resolve; fileReader.onerror = reject; fileReader.readAsArrayBuffer(blob); }); }
function blobToArrayBuffer(blob) { var fileReader = new FileReader(); return new Promise(function(resolve, reject) { fileReader.onload = resolve; fileReader.onerror = reject; fileReader.readAsArrayBuffer(blob); }); }