jsoneditor
Version:
A web-based tool to view, edit, format, and validate JSON
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HTML
<html lang="en">
<head>
<meta charset="utf-8">
<title>JSONEditor | Load and save</title>
<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</h1>
<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
const editor = new JSONEditor(document.getElementById('jsoneditor'))
// 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
let 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"
}
}
const blob = new Blob([editor.getText()], {type: 'application/json;charset=utf-8'})
saveAs(blob, fname)
}
</script>
</body>
</html>