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Update 15_optional_positional_params.dart #13

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Update 15_optional_positional_params.dart #13

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5 changes: 3 additions & 2 deletions 15_optional_positional_params.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -12,17 +12,18 @@ void main() {
}

// Required Parameters
void printCities(String name1, String name2, String name3) {
void printCities(var name1, var name2, var name3) {

print("Name 1 is $name1");
print("Name 2 is $name2");
print("Name 3 is $name3");
}

// Optional Positional Parameters
void printCountries(String name1, [String name2, String name3]) {
void printCountries(var name1, [var name2, var name3]) {

print("Name 1 is $name1");
print("Name 2 is $name2");
print("Name 3 is $name3");
}
//String cannot be null since new rule