setMerchantCategoryCode method

dynamic setMerchantCategoryCode(
  1. String? value
)

set merchant category code

value is only No. length of value is 4.

Implementation

setMerchantCategoryCode(String? value) {
  if (value != null) {
    if (value.length != 4) {
      throw ValueLengthErr(title: "MerchantCategoryCode", length: "4");
    }
    var merchantCategoryCode = setTLV(value, ID.merchantCategoryCode);
    this.value =
        this.value.copyWith(merchantCategoryCode: merchantCategoryCode);
  }
}