jsoneditor/test/test_preview_load_save.html

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<!DOCTYPE HTML>
<html lang="en">
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<head>
<meta charset="utf-8">
<title>JSONEditor | Preview mode load and save</title>
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<link href="../dist/jsoneditor.css" rel="stylesheet" type="text/css">
<script src="../dist/jsoneditor.js"></script>
<script src="https://bgrins.github.io/filereader.js/filereader.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/FileSaver.js/2014-11-29/FileSaver.min.js"></script>
<style>
html, body {
font: 11pt sans-serif;
}
#jsoneditor {
width: 500px;
height: 500px;
}
</style>
</head>
<body>
<h1>Load and save JSON documents in Preview mode</h1>
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<p>
This examples uses HTML5 to load/save local files.
Powered by <a href="http://bgrins.github.io/filereader.js/">FileReader.js</a> and
<a href="https://github.com/eligrey/FileSaver.js">FileSaver.js</a>.<br>
Only supported on modern browsers (Chrome, FireFox, IE10+, Safari 6.1+, Opera 15+).
</p>
<p>
Load a JSON document: <input type="file" id="loadDocument" value="Load"/>
</p>
<p>
Save a JSON document: <input type="button" id="saveDocument" value="Save" />
</p>
<div id="jsoneditor"></div>
<script>
// create the editor
var editor = new JSONEditor(document.getElementById('jsoneditor'), {
mode: 'preview'
});
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// Load a JSON document
FileReaderJS.setupInput(document.getElementById('loadDocument'), {
readAsDefault: 'Text',
on: {
load: function (event, file) {
editor.setText(event.target.result);
}
}
});
// Save a JSON document
document.getElementById('saveDocument').onclick = function () {
// Save Dialog
fname = window.prompt("Save as...");
// Check json extension in file name
if(fname.indexOf(".")==-1){
fname = fname + ".json";
}else{
if(fname.split('.').pop().toLowerCase() == "json"){
// Nothing to do
}else{
fname = fname.split('.')[0] + ".json";
}
}
var blob = new Blob([editor.getText()], {type: 'application/json;charset=utf-8'});
saveAs(blob, fname);
};
</script>
</body>
</html>