How to take selected value from option field in html using node.js code? -

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i working on node.js new me stucked here..how take selected value option field in html using node.js

here html code :

<select name="selectedvalue" class="form-control hidden">    <option>1</option>    <option>2</option>    <option>3</option>    <option>4</option>    <option>5</option>    <option selected="selected">6</option>    <option>7</option> </select>

so how selected option value through node.js here node.js code:

var _numberofpass=req.body.selectedvalue;

but got output undefined didn't success ed take selected option value html please tell me solution above problem.


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