Import data using CSV file in visualforce page in salesforce

Hi guys, here we are going to show you, how to Import data using CSV file in visualforce.

Apex Controller

public class importDataFromCSVController {
    public Blob csvFileBody{get;set;}
    public string csvAsString{get;set;}
    public String[] csvFileLines{get;set;}
    public List<account> acclist{get;set;}
    public importDataFromCSVController(){
        csvFileLines = new String[]{};
            acclist = New List<Account>(); 
    }
    
    public void importCSVFile(){
        try{
            csvAsString = csvFileBody.toString();
            csvFileLines = csvAsString.split('\n'); 
            
            for(Integer i=1;i<csvFileLines.size();i++){
                Account accObj = new Account() ;
                string[] csvRecordData = csvFileLines[i].split(',');
                accObj.name = csvRecordData[0] ;             
                accObj.accountnumber = csvRecordData[1];
                accObj.Type = csvRecordData[2];
                accObj.AccountSource = csvRecordData[3];   
                accObj.Industry = csvRecordData[4];                                                                             
                acclist.add(accObj);   
            }
            insert acclist;
        }
        catch (Exception e)
        {
            ApexPages.Message msg = new ApexPages.Message(ApexPages.severity.ERROR,'An error has occured while importing data Please make sure input csv file is correct');
            ApexPages.addMessage(msg);
        }  
    }
}

vf Page

<apex:page controller="importDataFromCSVController">
    <apex:form >
        <apex:pagemessages />
        <apex:pageBlock >
            <apex:pageBlockSection columns="4"> 
                  <apex:inputFile value="{!csvFileBody}"  filename="{!csvAsString}"/>
                  <apex:commandButton value="Import Account" action="{!importCSVFile}"/>
            </apex:pageBlockSection>
        </apex:pageBlock>
        <apex:pageBlock >
           <apex:pageblocktable value="{!accList}" var="acc">
              <apex:column value="{!acc.name}" />
              <apex:column value="{!acc.AccountNumber}" />
              <apex:column value="{!acc.Type}" />
              <apex:column value="{!acc.Accountsource}" />
              <apex:column value="{!acc.Industry }" />
        </apex:pageblocktable>
     </apex:pageBlock>
   </apex:form>
</apex:page>

Output