Javascript error :Object doesn't support this property or method in IE Browser

Question

I have javascript validation method, its working good in firefox, but its not working in IE browser. I'm getting error as Object doesn't support this property or method .Please advise..

function validateChunk(s)
{
    return !!s.match(/^[a-z]+(?:\(\d+\))?$/);
}

function filterValid(v)
{
    return !v;
}

function testCases(str)
{
    var chunks = str.split(",");
    var validated = chunks.map(validateChunk);
    return (0 === validated.filter(filterValid).length);

}

jsfiddle

Pointy · Accepted Answer · 2013-12-17 19:02:28Z

1

IE8 doesn't have .map() or .filter().

You can find code to fill in for them on the MDN site:

filter — here
map — here

answered Dec 17, 2013 at 19:02

Pointy

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epascarello Over a year ago

Is your IE9 running as IE8/7?

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