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Created February 9, 2016 10:15
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Export Table Data to CSV using Javascript
Raw
README
Example code for exporting data in a table to a csv file.
Raw
index.html
<!DOCTYPE>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="author" content="Adila Faruk">
<title>Exporting Data to a CSV File</title>
<style type="text/css">
body{
font-family: sans-serif;
font-weight:300;
padding-top:30px;
color:#666;
}
.container{
text-align:center;
}
a{ color:#1C2045; font-weight:350;}
table{
font-weight:300;
margin:0px auto;
border: 1px solid #1C2045;
padding:5px;
color:#666;
}
th,td{
border-bottom: 1px solid #dddddd;
text-align:center;
margin: 10px;
padding:0 10px;
}
hr{
border:0;
border-top: 1px solid #E7C254;
margin:20px auto;
width:50%;
}
.button{
background-color:#1C2045;
color:#E7C254;
padding:5px 20px;
max-width: 300px;
line-height:1.5em;
text-align:center;
margin:5px auto;
}
.button a{ color:#E7C254;}
.refs{ display:block; margin:auto; text-align:left; max-width:500px; }
.refs .label{ font-size:1.4em;}
.refs > ul{ margin-top:10px; line-height:1.5em;}
</style>
</head>
<body>
<div class='container'>
<div id="dvData">
<table>
<tr>
<th>Column One</th>
<th>Column Two</th>
<th>Column Three</th>
</tr>
<tr>
<td>Row 1 Col 1</td>
<td>Row 1 Col 2</td>
<td>Row 1 Col 3 </td>
</tr>
<tr>
<td>Row 2 Col 1</td>
<td>Row 2 Col 2</td>
<td>Row 2 Col 3</td>
</tr>
<tr>
<td>Row 3 Col 1</td>
<td>Row 3 Col 2</td>
<td>Row 3 Col 3</td>
</tr>
</table>
</div>
<br/>
<div class='button'>
<a href="#" id ="export" role='button'>Click On This Here Link To Export The Table Data into a CSV File
</a>
</div>
<hr/>
<div class='refs'>
<div class='label'>References</div>
<ul>
<li><a href="http://stackoverflow.com/questions/16078544/export-to-csv-using-jquery-and-html" target="_blank">Export to CSV using jQuery and HTML (Stack Overflow)</a>
</li>
<li>
<a href="http://adilapapaya.wordpress.com/2013/11/15/exporting-data-from-a-web-browser-to-a-csv-file-using-javascript/" target="_blank">adilapapaya.wordpress.com</a>
</li>
</ul>
</div>
<hr/>
</div>
<!-- Scripts ----------------------------------------------------------- -->
<script type='text/javascript' src='https://code.jquery.com/jquery-1.11.0.min.js'></script>
<!-- If you want to use jquery 2+: https://code.jquery.com/jquery-2.1.0.min.js -->
<script type='text/javascript'>
$(document).ready(function () {
console.log("HELLO")
function exportTableToCSV($table, filename) {
var $headers = $table.find('tr:has(th)')
,$rows = $table.find('tr:has(td)')
// Temporary delimiter characters unlikely to be typed by keyboard
// This is to avoid accidentally splitting the actual contents
,tmpColDelim = String.fromCharCode(11) // vertical tab character
,tmpRowDelim = String.fromCharCode(0) // null character
// actual delimiter characters for CSV format
,colDelim = '","'
,rowDelim = '"\r\n"';
// Grab text from table into CSV formatted string
var csv = '"';
csv += formatRows($headers.map(grabRow));
csv += rowDelim;
csv += formatRows($rows.map(grabRow)) + '"';
// Data URI
var csvData = 'data:application/csv;charset=utf-8,' + encodeURIComponent(csv);
$(this)
.attr({
'download': filename
,'href': csvData
//,'target' : '_blank' //if you want it to open in a new window
});
//------------------------------------------------------------
// Helper Functions
//------------------------------------------------------------
// Format the output so it has the appropriate delimiters
function formatRows(rows){
return rows.get().join(tmpRowDelim)
.split(tmpRowDelim).join(rowDelim)
.split(tmpColDelim).join(colDelim);
}
// Grab and format a row from the table
function grabRow(i,row){
var $row = $(row);
//for some reason $cols = $row.find('td') || $row.find('th') won't work...
var $cols = $row.find('td');
if(!$cols.length) $cols = $row.find('th');
return $cols.map(grabCol)
.get().join(tmpColDelim);
}
// Grab and format a column from the table
function grabCol(j,col){
var $col = $(col),
$text = $col.text();
return $text.replace('"', '""'); // escape double quotes
}
}
// This must be a hyperlink
$("#export").click(function (event) {
// var outputFile = 'export'
var outputFile = window.prompt("What do you want to name your output file (Note: This won't have any effect on Safari)") || 'export';
outputFile = outputFile.replace('.csv','') + '.csv'
// CSV
exportTableToCSV.apply(this, [$('#dvData>table'), outputFile]);
// IF CSV, don't do event.preventDefault() or return false
// We actually need this to be a typical hyperlink
});
});
</script>
</body>
</html>
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