Fix incorrect IO.println reference in Java 16+ example

bennamrouche · web-flow · commit b9dd3b359bf5 · 2026-05-05T16:26:47.000+01:00
diff --git a/content/language/pattern-matching-instanceof.yaml b/content/language/pattern-matching-instanceof.yaml
@@ -16,7 +16,7 @@ oldCode: |-
   }
 modernCode: |-
   if (obj instanceof String s) {
-      IO.println(s.length());
+     System.out.println(s.length());
   }
 summary: "Combine type check and cast in one step with pattern matching."
 explanation: "Pattern matching for instanceof eliminates the redundant cast after\

Original file line number	Diff line number	Diff line change
`@@ -16,7 +16,7 @@ oldCode: \|-`
`16`	`16`	`}`
`17`	`17`	`modernCode: \|-`
`18`	`18`	`if (obj instanceof String s) {`
`19`		`- IO.println(s.length());`
	`19`	`+ System.out.println(s.length());`
`20`	`20`	`}`
`21`	`21`	`summary: "Combine type check and cast in one step with pattern matching."`
`22`	`22`	`explanation: "Pattern matching for instanceof eliminates the redundant cast after\`