48 lines
935 B
HTML
48 lines
935 B
HTML
<input type="file" id="input">
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<output id="output"></output>
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<style>
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output::before {
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content: "output:";
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}
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output {
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display: block;
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padding: 1em;
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margin: 1em;
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outline: 1px solid gray;
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white-space: pre-wrap;
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}
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</style>
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<script src="../dist/md5.min.js"></script>
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<script>
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function readAsArrayBuffer(file){
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return new Promise(function(resolve) {
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var reader = new FileReader();
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reader.readAsArrayBuffer(file)
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reader.onload = function(e) {
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resolve(e.target.result)
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};
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});
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}
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input.onchange = function(e) {
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var file = input.files[0];
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readAsArrayBuffer(file)
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.then(buffer => {
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console.log(buffer);
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var now = performance.now();
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var hash = MD5(buffer);
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var after = performance.now() - now;
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output.innerHTML = `
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file: ${file.name}
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size: ${file.size} bytes
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type: ${file.type}
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md5: ${hash}
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duration: ${after.toFixed(2)} ms
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`;
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})
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}
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</script>
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