mirror of
https://github.com/AleoHQ/leo.git
synced 2024-12-22 17:11:42 +03:00
19 lines
542 B
Plaintext
19 lines
542 B
Plaintext
// Functions input in leo are pass-by-value.
|
|
//
|
|
// Program execution:
|
|
// line 15: variable `a` is defined with value `1`.
|
|
// line 16: value `1` is copied and passed into function `bad_mutate()`.
|
|
// line 10: variable `x` is defined with value `1`.
|
|
// line 11: variable `x` is set to value `0`.
|
|
// line 18: program returns the value of `a`.
|
|
|
|
function bad_mutate(x: u32) {
|
|
x = 0; // <- does not change `a`
|
|
}
|
|
|
|
function main() {
|
|
const a = 1u32;
|
|
bad_mutate(a);
|
|
|
|
console.assert(a == 1u32); // <- value `a` is still `1u32`
|
|
} |