liwentao
2023-07-17 07a70391092d0b1e3f8e2a14e972070404b81d86
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<apex:page controller="BindingController">
    <apex:form style="margin-bottom: 10px">
        <p>Enter course name:</p>
        <apex:inputText value="{!courseName}">
            <apex:actionSupport event="onchange" reRender="courseInfo" />
        </apex:inputText>
    </apex:form>
    <apex:outputPanel id="courseInfo"
        >Course name is: {!courseName}</apex:outputPanel>
</apex:page>