總共包含三個頁面(Html),分別為Parent.Html、ChildA.Html、ChildB.Html
Parent.Html頁面程式碼
<frameset cols="50%,*"> <frame name="left" src="1.html"> <frame name="right" src="2.html"> </frameset>
ChildA.Html頁面程式碼
<html> <head> <script> function setValue() { window.parent.document.getElementById("right").contentWindow.document.getElementById("txt2").value = document.getElementById("txt1").value; } </script> </head> <body> <input type="text" id="txt1" onkeyup="setValue()" /> </body> </html>
ChildB.Html頁面程式碼
<html> <head> <script> function setValue() { window.parent.document.getElementById("left").contentWindow.document.getElementById("txt1").value = document.getElementById("txt2").value; } </script> </head> <body> <input type="text" id="txt2" onkeyup="setValue()" /> </body> </html>