SharePoint Blog

Below are the steps for adding an option to the dropdown box using JavaScript. ·   Create a Option element using JavaScript       var opt = document.createElement("option"); ·    Add Option object to dropdown box              document.getElementById("test").options.add(opt); ·     Assign value and text to the Option object just added     opt.text = "New";     opt.value = "0";     ·       Insert this Option object just created at top position inside dropdown. This step is optional, if this step is not performed the Option object will added to dropdown as the last item.           document.getElementById("test").insertBefore(opt, document.getElementById("test").firstChild);   ·      To make the Option object as default when th...