File API

HTML

<!DOCTYPE html>
<html>
<head>
    <title>File API</title>
</head>
<body>
    <header>
        <h1>File API</h1>
    </header>
    <article>
        <label for="files">Select multiple files: </label>
        <input id="files" type="file" multiple/>
        <output id="result" />
    </article>
</body>
</html>

CSS

body{
    font-family: 'Segoe UI';
    font-size: 12pt;
}

header h1{
    font-size:12pt;
    color: #fff;
    background-color: #1BA1E2;
    padding: 20px;

}
article
{
    width: 80%;
    margin:auto;
    margin-top:10px;
}


#result ul{
    list-style: none;
    margin-top:20px;
}

    #result ul li
    {
        border-bottom: 1px solid #ccc;
        margin-bottom: 10px;    
    }

JavaScript

window.onload = function(){
        
    //Check File API support
    if(window.File && window.FileList)
    {
        var filesInput = document.getElementById("files");
        
        filesInput.addEventListener("change", function(event){
            
            var files = event.target.files; //It returns a FileList object
            var filesInfo = "";
            
            for(var i = 0; i< files.length; i++)
            {
                var file = files[i];
                
                filesInfo += "<li>Name: " + file.name + "</br>" + 
                             " Size: " + file.size + " bytes</br>" + 
                             " Type: " + file.type + "</br>" +
                             " Modified Date: " + file.lastModifiedDate + "</li>";
                
            }
            
            var reader = new FileReader();
            
            reader.onload = function(e) {
            	var content = e.target.result;
              document.harJson = JSON.parse(content);
              console.log(harJson);
            };
            
            reader.readAsText(files[0]);
                                   
            var output = document.getElementById("result");
            
            output.innerHTML =  "<ul>" +  filesInfo + "</ul>";
        
        });
    }
    else
    {
        console.log("Your browser does not support File API");
    }
}