Passing String between two javascript Function

Question

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
<script type="text/javascript">
var  ts='';
function test(value1)
{
// this works when the value1 is a number only but if value1 is a string is does not work
    var optionsVal = ' ';   
    optionsVal= '<input type="button" onclick="postRun('+value1+')" value="test" /> ';
    document.getElementById('test').innerHTML = optionsVal;
}
function postRun(km)
{   
alert(km);
}

</script>
</head>
<body>
<%
String ss="Click Me";
%>
<input type="button" onclick="test('<%=ss%>')" value="Click me" />

<div id="test"></div>

</body>
</html>

Thomas Allen · Accepted Answer · 2012-04-23 03:31:30Z

1

Yes, this is because your embedded code is not escaped in the output. Use JSON:

optionsVal= '<input type="button" onclick=\'postRun('
    + JSON.stringify(value1) 
    + ')\' value="test" />';

answered Apr 23, 2012 at 3:31

Thomas Allen

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1 Comment

Thomas Allen Over a year ago

Be sure to make JSON available for older browsers with the json2 library.

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