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|
fn fib(n: i32): i32 {
val msg = if (n == 0) "No points" else "Some points"
val msg = if n == 0 { "No points" } else { "Some points" }
val msg = if n == 0: "No points" else: "Some points"
if n == 0 || n == 1 {
return n;
}
var grandparent = 0;
var parent = 1;
var me = 0;
for i in 0..n-1 {
me = parent + grandparent;
grandparent = parent;
parent = me;
}
return me;
}
pub type Button = {
pub x: i32,
pub y: i32,
text: String,
}
impl Button {
fn init(text) {
return Self(
x = 50,
y = 150,
text, # Pass in text
)
}
}
impl Constructor for Button {
fn init(text) {
Self(
x = 50,
y = 150,
text, # Pass in text
)
}
}
Button::init("Hello")
Button("Hello")
print(fib(0));
print(fib(1));
print(fib(2));
print(fib(3));
print(fib(4));
print(fib(5));
# Inferred as List
val nums = read("input.txt")
.lines()
.filter(-> /$[0-9]+^/ in it)
.collect()
fn T <- From<Self> = List collect(self): T {
}
# Statically typed with no type inference
fn fib(n: i32) -> i32:
# ML
match n with
| 0 -> 0
| 1 -> 1
| n -> fib(n - 1) + fib(n - 2)
# Python
match n:
case 0 | 1: n
case n:
val lhs = fib(n - 1)
val rhs = fib(n - 2)
lhs + rhs
# Idea
match n:
0 | 1: n
n:
val lhs = fib(n - 1)
val rhs = fib(n - 2)
lhs + rhs
# Statically typed but with type inference
fn fib(n):
n + 1
|
