XMLHttpRequest upload.onprogress instantly complete

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一整个雨季
一整个雨季 2021-01-12 11:51

I\'m trying to make a file uploader with HTML5 with a progress meter. Here\'s my code:




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                <span>2021-01-12 12:51</span>
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<p>this is my code and it's work fine for me:</p>

<pre><code>xhr.upload.onprogress = function(e){
    var done = e.position || e.loaded, total = e.totalSize || e.total
    var present = Math.floor(done/total*100)
    document.getElementById('status').innerHTML = present + '%'
}
</code></pre>
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