Merge pull request #1930 from santoshxshrestha/patch-1

The example is not meant to be compiled with out passing arguments.

Author: marioidival

src/std_misc/arg/matching.md

@@ -2,7 +2,7 @@
 
 Matching can be used to parse simple arguments:
 
-```rust,editable
+```rust,ignore
 use std::env;
 
 fn increase(number: i32) {