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Call a function: Difference between revisions
Solve task in Dart
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<pre>true
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=={{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>
=={{header|Dragon}}==
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