Import data using CSV file in visualforce page in salesforce

By | December 9, 2019

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

Choose csv file & then click on Import Account
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