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postfile.html
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postfile.html
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<!DOCTYPE html>
<html>
<body onload="myFunction()">
<form method="post" action="/post.html">
<input type="file" id="myFile" multiple size="50" onchange="myFunction()">
<p id="demo"></p>
<script>
function myFunction(){
var x = document.getElementById("myFile");
var txt = "";
if ('files' in x) {
if (x.files.length == 0) {
txt = "Select one or more files.";
} else {
for (var i = 0; i < x.files.length; i++) {
txt += "<br><strong>" + (i+1) + ". file</strong><br>";
var file = x.files[i];
if ('name' in file) {
txt += "name: " + file.name + "<br>";
}
if ('size' in file) {
txt += "size: " + file.size + " bytes <br>";
}
}
}
}
else {
if (x.value == "") {
txt += "Select one or more files.";
} else {
txt += "The files property is not supported by your browser!";
txt += "<br>The path of the selected file: " + x.value; // If the browser does not support the files property, it will return the path of the selected file instead.
}
}
document.getElementById("demo").innerHTML = txt;
}
</script>
<p><strong>Tip:</strong> Use the Control or the Shift key to select multiple files.</p>
<input type="submit" name="Submit">
</form>
</body>
</html>