mirror of
https://github.com/NixOS/nix.git
synced 2025-02-22 03:42:48 +00:00
7349bd0176
* `sub' to subtract two numbers. * `stringLength' to get the length of a string. * `substring' to get a substring of a string. These should be enough to allow most string operations to be expressed.
20 lines
218 B
Nix
20 lines
218 B
Nix
with builtins;
|
|
|
|
let
|
|
|
|
s = "foobar";
|
|
|
|
in
|
|
|
|
substring 1 2 s
|
|
+ "x"
|
|
+ substring 0 (stringLength s) s
|
|
+ "y"
|
|
+ substring 3 100 s
|
|
+ "z"
|
|
+ substring 2 (sub (stringLength s) 3) s
|
|
+ "a"
|
|
+ substring 3 0 s
|
|
+ "b"
|
|
+ substring 3 1 s
|