<html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, < span style = "box-sizing: border-box; color: RGB (74, 74, 74); line-height: 22px; font-size: 14px! Important; word-break: inherit! Important;" do{ console.log("hello world"); n++; }while(n<10) </script> </body> </html>Copy the code