CCLooMi

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参考下这些代码。 reader = new FileReader(); reader.onload = handle_load_block; blob = file.slice(block.start, block.end); reader.readAsArrayBuffer(blob); worker.postMessage({ 'message': event.target.result, 'block': block });

event.target.result中为 readAsArrayBuffer(blob);读取的文件字节码数组