cleanup, docs

site/doc/pages/int_val.txt

@@ -16,7 +16,5 @@ Extracts an integer value from `s`.
 
 The `base` argument controls which number system is used while parsing. If no usable number can be identified, the function returns `0`.
 
-Related:
-
-- PHP: `intval()`
-- JavaScript / Node.js: `Number()` or `parseInt()`
+:example
+print("int_val example\n");