This code works fine:
<html>
<head>
<link rel="stylesheet" href="https://ajax.googleapis.com/ajax/libs/jqueryui/1.12.1/themes/smoothness/jquery-ui.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/jqueryui/1.12.1/jquery-ui.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/raphael/2.2.7/raphael.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/flowchart/1.8.0/flowchart.min.js"></script>
</head>
<body>
<div class="panel panel-default">
<div class="panel-body">
<div id="diagram"></div>
</div>
</div>
<script type="text/javascript">
$(document).ready(function () {
var diagram = flowchart.parse('st=>start: Start:>http://www.google.com[blank]\n' +
'e=>end:>http://www.google.com\n' +
'op1=>operation: My Operation\n' +
'op2=>operation: Stuff|current\n' +
'sub1=>subroutine: My Subroutine\n' +
'cond=>condition: Yes \n' +
'or No?\n:>http://www.google.com\n' +
'c2=>condition: Good idea|rejected\n' +
'io=>inputoutput: catch something...|request\n' +
'\n' +
'st->op1(right)->cond\n' +
'cond(yes, right)->c2\n' +
'cond(no)->sub1(left)->op1\n' +
'c2(true)->io->e\n' +
'c2(false)->op2->e'
);
diagram.drawSVG('diagram');
});
</script>
</body>
</html>
Conclusion:

You may be mixing incompatible versions or some important information is missing from your question.
source
share