gets the value of the installmentnumber property . concode_field_sep String installmentNumber concode_elem_sep String installmentDate concode_elem_sep double installmentAmount concode_field_sep void setInstallmentAmount concode_elem_sep double getInstallmentAmount concode_elem_sep String getInstallmentDate concode_elem_sep void setInstallmentDate concode_elem_sep void setInstallmentNumber
String function ( ) { return installmentNumber ; }