源代码:
<html><!DOCTYPE html> <html> <body> <p id="p1">Hello world!</p> <p id="p2">Hello world!</p> <script> document.getElementById("p2").style.color="blue"; document.getElementById("p2").style.fontFamily="Arial"; document.getElementById("p2").style.fontSize="larger"; </script> </body> </html>
运行结果：