Вопросы по jQuery - [23] :: Web-программирование

https://stackoverflow.com/questions/13709482/how-to-read-text-file-in-javascript?form=MY01SV&OCID=MY01SV

Код:

<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Read File (via Filereader into variable)</title>
<script type="text/javascript">

if (FileReader.prototype.readAsBinaryString === undefined) {
FileReader.prototype.readAsBinaryString = function (fileData) {
var binary = "";
var pt = this;
var reader = new FileReader();
reader.onload = function (e) {
var bytes = new Uint8Array(reader.result);
var length = bytes.byteLength;
for (var i = 0; i < length; i++) {
binary += String.fromCharCode(bytes[i]);
}
//pt.result - readonly so assign content to another property
pt.content = binary;
pt.onload(); // thanks to @Denis comment
}
reader.readAsArrayBuffer(fileData);
}
}

var reader; //GLOBAL File Reader object for demo purpose only

    if (window.ActiveXObject) {
try {
var ActiveXObject = new ActiveXObject("Scripting.FileSystemObject");
ActiveXObject.Visible = true;
}
catch (e) {
console.log(e.message);
}
}
else {
console.log("Your browser does not support ActiveXObject.");
}
/**
* Check for the various File API support.
*/
function checkFileAPI() {
if (window.File && window.FileReader && window.FileList && window.Blob) {
reader = new FileReader();
return true;
} else {
console.log('The File APIs are not fully supported by your browser. Fallback required.');
return false;
}
}
    //checkFileAPI();
/**
* read text input
*/
function readText(filePath) {
var output = ""; //placeholder for text output
if(filePath.files) {
reader.onload = function (e) {
output = e.target.result;
//displayContents(output);
return output;
};//end onload()
reader.readAsText(filePath.files);
}//end if html5 filelist support
else if(ActiveXObject && filePath) { //fallback to IE 6-8 support via ActiveX
try {
// readerActX = new ActiveXObject("Scripting.FileSystemObject");
var file = ActiveXObject.OpenTextFile(filePath, 1); //ActiveX File Object
output = file.ReadAll(); //text contents of file
file.Close(); //close file "input stream"
//displayContents(output);
return output;
} catch (e) {
if (e.number == -2146827859) {
console.log('Unable to access local files due to browser security settings. ' +
'To overcome this, go to Tools->Internet Options->Security->Custom Level. ' +
'Find the setting for "Initialize and script ActiveX controls not marked as safe" and change it to "Enable" or "Prompt"');
}
}
}
else { //this is where you could fallback to Java Applet, Flash or similar
return false;
}
return true;
}

</script>
</head>
<body onload="checkFileAPI();">
<script>
    alert(readText("Test.xml"));
</script>
</body>
</html>

по ссылке через выбор файла работает
моя скатерть не получается просто функция

всё я закончил изменения

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