javascript6_examples/examples/22.11.FileReader.html at master · WebGameLinux/javascript6_examples

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// Read the specified text file and display it in the <pre> element below

function readfile(f) {

var reader = new FileReader(); // Create a FileReader object

reader.readAsText(f); // Read the file

reader.onload = function() { // Define an event handler

var text = reader.result; // This is the file contents

var out = document.getElementById("output"); // Find output element

out.innerHTML = ""; // Clear it

out.appendChild(document.createTextNode(text)); // Display file contents

}

reader.onerror = function(e) { // If anything goes wrong

console.log("Error", e); // Just log it

};

}

</script>

Select the file to display: