setMerchantCategoryCode method
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);
}
}