Java Script to Add-Remove Select Options

function demoFun(){

var countryIdJS = document.getElementById(“countryId”).value;

var regionSelect = document.getElementById(‘regionId’);

regionSelect.options.length = 0; // delete all existing options

regionSelect.options[0] = new Option (“–Select–“,”0”);
// above line will add new option with value “0” and displayText “–Select–“
regionSelect.options[0].selected=”true”;

// above line will select the 0 th option
}

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About rajkirpal

i am a software engineer. and i have decent knowledge about java technologies like ANDROID, Servlet, Jsp, Struts, Hibernet, Spring, J2ME, Java Script, Ajax, JQuery, CSS. Further i am Preparing Easy understandable materials/documents upon the same java technologies and developing project in core java , advanced java and j2me , ANDROID as per the requirements Also designing the web sites and logos Thank You.
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