Call a function: Difference between revisions

=={{header|Dart}}==

<lang dart>void main() {

// Function definition

// See the "Function definition" task for more info

void noArgs() {}

void fixedArgs(int arg1, int arg2) {}

void optionalArgs([int arg1 = 1]) {}

void namedArgs({required int arg1}) {}

int returnsValue() {return 1;}

// Calling a function that requires no arguments

noArgs();

// Calling a function with a fixed number of arguments

fixedArgs(1, 2);

// Calling a function with optional arguments

optionalArgs();

optionalArgs(2);

// Calling a function with named arguments

namedArgs(arg1: 1);

// Using a function in statement context

if (true) {

noArgs();

}

// Obtaining the return value of a function

var value = returnsValue();

}</lang>