<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Hidden</title> <script> //匿名函数 window.onload = function (){ alert("The page is loaded!"); }; setTimeout(function() { alert("aha, you job is fanstatic!"); }, 5000); function vaccine(dosage){ if (dosage > 0){ inject(dosage); } } administer(patinent, vaccine, time) administer(patient, function(dosage){ if (dosage > 0){ inject(dosage); } }, time) </script> </head> <body> </body> </html>