This is my code can any one help me to get out of this
apex code:-
public class defaultPicklistController {
public Lead lead {
get;
set;
}
public List < SelectOption> statusOptions {
get;
set;
}
// Constructor called on load.
public defaultpicklistController() {
lead = new Lead();
statusOptions = new List < SelectOption > ();
 
// Use DescribeFieldResult object.
Schema.DescribeFieldResult statusFieldDescription = Schema.Lead.Status.getDescribe();
// For each picklist value, a new select option created
for (Schema.Picklistentry picklistEntry: statusFieldDescription.getPicklistValues()) {
statusOptions.add(new SelectOption(pickListEntry.getValue(), pickListEntry.getLabel()));
// check default value and assign
if (picklistEntry.isDefaultValue()) {
lead.Status = picklistEntry.getValue();
}
}
}
     public void search(){
            lead = [select  Company,Name from lead where Status=:string.valueof(statusOptions)];
      }
}
vf page:-
<apex:page controller="defaultPicklistController">
<apex:form >
<b>Default value of Lead Status : </b>
    <apex:selectList size="1" value="{!lead.Status}">
        <apex:commandButton value="Search" action="{!search}" reRender="details"/>
<apex:selectOptions value="{!statusOptions}"/>
</apex:selectList>
    
    <apex:pageBlock>
        <apex:pageBlockTable value="{!lead}" var="slot" id="details">
             <apex:column value="{!slot.Name}"/> 
             <apex:column value="{!slot.company}"/> 
            </apex:pageBlockTable>
        </apex:pageBlock>
</apex:form>
</apex:page>