Rerender based on selectList option using Apex in Salesforce
Sample code:Visualforce page: <apex:page controller="sample" id="mypage"> <apex:form > <apex:selectList id="selected_list" value="{!temp}" required="false" size="1"> <apex:selectOption itemvalue="None" itemLabel="--None--"/> <apex:selectOption itemvalue="a" itemLabel="a"/> <apex:selectOption itemvalue="b" itemLabel="b"/> <apex:actionSupport ....