Created
December 31, 2021 02:44
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html table border to canvas
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<!DOCTYPE html> | |
<html> | |
<head> | |
<title>html table border to canvas</title> | |
<script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.6.0/jquery.slim.js"></script> | |
<script src="https://cdn.bootcdn.net/ajax/libs/html2canvas/1.3.3/html2canvas.js"></script> | |
<style> | |
th, td { | |
padding: 20px; | |
background-color: #fff; | |
} | |
</style> | |
</head> | |
<body> | |
<center> | |
<h2 style="color:green">html table border to canvas</h2> | |
<div id="html-content-holder" style="margin: 0 auto;display: inline-block;background-color: #ccc"> | |
<table border="0" cellspacing="1" cellpadding="1"> | |
<tbody> | |
<tr> | |
<th colspan="2">placeholder</th> | |
<th colspan="2">placeholder</th> | |
</tr> | |
<tr> | |
<th rowspan="2">placeholder</th> | |
<th>placeholder</th> | |
<th>placeholder</th> | |
<th>placeholder</th> | |
</tr> | |
<tr> | |
<th>placeholder</th> | |
<th>placeholder</th> | |
<th>placeholder</th> | |
</tr> | |
</tbody> | |
</table> | |
</div> | |
<br/> | |
<br/> | |
<input id="btn-preview" type="button" value="Preview" /> | |
<a id="btn-download" href="#">Download</a> | |
<br/> | |
<h3>Preview :</h3> | |
<div id="previewImage"></div> | |
<script> | |
$(document).ready(function () { | |
var element = $("#html-content-holder"); | |
var getCanvas; | |
$("#btn-preview").on('click', function () { | |
html2canvas(element[0]).then( (canvas)=>{ | |
$("#previewImage").empty().append(canvas); | |
getCanvas = canvas; | |
}) | |
}); | |
$("#btn-download").on('click', function () { | |
var imgageData = | |
getCanvas.toDataURL("image/png"); | |
var newData = imgageData.replace( | |
/^data:image\/png/, "data:application/octet-stream"); | |
$("#btn-download").attr({ | |
"download": "canvas_table.png", | |
"href": newData | |
}); | |
}); | |
}); | |
</script> | |
</center> | |
</body> | |
</html> |
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has a few flaws in Edge and FireFox, but beautiful in Chrome 😂