nek-lang/examples/test_functions.nek

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fun square(a) {
return a * a;
}
fun add(a, b) {
return a + b;
}
fun mul(a, b) {
return a * b;
}
// Funtion with multiple args & nested calls to different functions
fun addmul(a, b, c) {
return mul(add(a, b), c);
}
a <- 10;
b <- 20;
c <- 3;
result <- addmul(a, b, c) + square(c);
// Access and modify outer variable. Argument `a` must not be used from outer var
fun sub_from_result(a) {
result = result - a;
}
sub_from_result(30);
print result;