| error[E0277]: the type `[{integer}]` cannot be indexed by `i32` | |
| --> $DIR/index-help.rs:3:7 | |
| | | |
| LL | x[0i32]; | |
| | ^^^^ slice indices are of type `usize` or ranges of `usize` | |
| | | |
| = help: the trait `SliceIndex<[{integer}]>` is not implemented for `i32` | |
| = help: the trait `SliceIndex<[T]>` is implemented for `usize` | |
| = note: required for `Vec<{integer}>` to implement `Index<i32>` | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0277`. |