| <html> | |
| <head> | |
| <style> | |
| .used { | |
| color: black; | |
| } | |
| .notUsed { | |
| color: red; | |
| } | |
| </style> | |
| <style> | |
| #not-used { | |
| color: red; | |
| } | |
| #also-used { | |
| color: black; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| function used1() { | |
| window.a += 4; | |
| } | |
| function unused1() { | |
| window.a += 1; | |
| } | |
| function unused2() { | |
| window.a += 0.5; | |
| } | |
| function used2() { | |
| window.a += 4; | |
| } | |
| function performActions() { | |
| used1(); | |
| used2(); | |
| } | |
| </script> | |
| <div class="used">This is text.</div> | |
| <div id="also-used">This is more text.</div> | |
| </body> |