diff --git a/docs/sorting.md b/docs/sorting.md
index 1d82cae..46f16b0 100644
--- a/docs/sorting.md
+++ b/docs/sorting.md
@@ -6,3 +6,14 @@ A basic sorting
 ```
 list = sort (a,b) -> { a <=> b } list
 ```
+
+compiles to:
+
+```php
+function __sort1($a, $b) {
+    if ( $a == $b ) {
+        return 0;
+    }
+    return ( $a < $b ) ? -1 : 1;
+}
+```