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[Javascript] global variables in frames

  • From: javascript@xxxxxxxxxx (Dan Costea)
  • Subject: [Javascript] global variables in frames
  • Date: Thu, 28 Nov 2002 10:25:37 +0200
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when you define a variable, define it as top object variable:
top.myVar =3D 0; // DON'T with "var" keyword
to access it from any frame, just use: top.myVar

  ----- Original Message -----=20
  From: Girish Chawla=20
  To: javascript@xxxxxxxxxx=20
  Sent: Wednesday, November 27, 2002 3:43 PM
  Subject: [Javascript] global variables in frames


  Hi,

  I have a window with 3 frames.=20
  I want to access a global variable "xyz"  from all the
  frame and I want to change the value from any frame.

  How do I define this variable?
  thanks in advance..
  G



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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META http-equiv=3DContent-Type content=3D"text/html; =
charset=3Diso-8859-1">
<META content=3D"MSHTML 6.00.2600.0" name=3DGENERATOR>
<STYLE></STYLE>
</HEAD>
<BODY bgColor=3D#ffffff>
<DIV><FONT face=3DArial size=3D2>when you define a variable, define it =
as&nbsp;top=20
object variable:</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>top.myVar =3D 0; // DON'T with "var"=20
keyword</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>to access it from any frame, just use:=20
top.myVar</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<BLOCKQUOTE dir=3Dltr=20
style=3D"PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; =
BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px">
  <DIV style=3D"FONT: 10pt arial">----- Original Message ----- </DIV>
  <DIV=20
  style=3D"BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: =
black"><B>From:</B>=20
  <A title=3Dcgirish@xxxxxxxxxx =
href=3D"mailto:cgirish@xxxxxxxxxx";>Girish Chawla</A>=20
  </DIV>
  <DIV style=3D"FONT: 10pt arial"><B>To:</B> <A =
title=3Djavascript@xxxxxxxxxx=20
  href=3D"mailto:javascript@xxxxxxxxxx";>javascript@xxxxxxxxxx</A> </DIV>
  <DIV style=3D"FONT: 10pt arial"><B>Sent:</B> Wednesday, November 27, =
2002 3:43=20
  PM</DIV>
  <DIV style=3D"FONT: 10pt arial"><B>Subject:</B> [Javascript] global =
variables in=20
  frames</DIV>
  <DIV><BR></DIV>
  <DIV><FONT face=3DArial size=3D2>Hi,<BR><BR>I have a window with 3 =
frames. <BR>I=20
  want to access a global variable "xyz"&nbsp; from all the<BR>frame and =
I want=20
  to change the value from any frame.<BR><BR>How do I define this=20
  variable?<BR>thanks in=20
advance..<BR>G<BR><BR></FONT></DIV></BLOCKQUOTE></BODY></HTML>

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