<!DOCTYPE html> <html> <body> <h2>JavaScript 函数序列</h2> <p>JavaScript 函数按照它们被调用的顺序执行。</p> <p id="demo"></p> <script> function myDisplayer(some) { document.getElementById("demo").innerHTML = some; } function myFirst() { myDisplayer("Hello"); } function mySecond() { myDisplayer("Goodbye"); } myFirst(); mySecond(); </script> </body> </html>