fix(docs): replace remaining var references with let

1 files changed, 3 insertions, 3 deletions

diff --git a/docs/std/fs.md b/docs/std/fs.md
index 8aea0f5..42d10c4 100644
--- a/docs/std/fs.md
+++ b/docs/std/fs.md
@@ -9,10 +9,10 @@ import "std/fs.zc"
 
 fn main() {
     // Reading a file
-    var res = File::open("example.txt", "r");
+    let res = File::open("example.txt", "r");
     if (res.is_ok()) {
-        var file = res.unwrap();
-        var content = file.read_to_string();
+        let file = res.unwrap();
+        let content = file.read_to_string();
         if (content.is_ok()) {
             println "{content.unwrap()}";
         }