How do I correct the error “cannot implicitly convert type 'int' to 'string'” in ' qual.employee_id = recruitment.employee_id; '?

Question

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public class QualificationService
{
    public void SaveQualificationDetails(RecruitmentViewModel recruitment)
    {
        Qualification qual = new Qualification();
        qual.Employee_Id = recruitment.Employee_Id;
        qual.University = recruitment.University;
        qual.Highest_Qualification = recruitment.Highest_Qualification;
        qual.Specialization = recruitment.Specialization;
        qual.GradeResult = recruitment.GradeResult;
        qual.CV = recruitment.CV;
        qual.Application_Later = recruitment.Application_Later;
        qual.Recomendation_Later = recruitment.Recomendation_Later;

        using (HRMSEntities qualContext = new HRMSEntities())
        {
            qualContext.Qualification.Add(qual);
            qualContext.SaveChanges();
        }
    }
}

}

Answer 1

只需使用Object.ToString() ：

qual.Employee_Id = recruitment.Employee_Id.ToString();