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[WINTCL] Tcl-win digest, Vol 1 #50 - 1 -- check if variable exists
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From: <edd...@ag...> - 2003-12-11 15:04:01
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Try:
if {[info exists myvar]} {
puts $myvar
}
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> Sent: Wednesday, December 10, 2003 9:09 PM
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> Subject: Tcl-win digest, Vol 1 #50 - 1 msg
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> Today's Topics:
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> 1. Checking if variables exist (Sam)
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> Message: 1
> From: "Sam" <sam...@my...>
> To: "TCL List" <tc...@li...>
> Date: Wed, 10 Dec 2003 22:32:09 -0000
> Subject: [WINTCL] Checking if variables exist
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> Hi,
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> I'm looking for a quick fix for my code ;). Is there a way of=20
> checking =3D
> if a variable exists during runtime. Thanks.
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> -Sam
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> <DIV><FONT face=3D3DArial size=3D3D2>Hi,</FONT></DIV>
> <DIV><FONT face=3D3DArial size=3D3D2></FONT> </DIV>
> <DIV><FONT face=3D3DArial size=3D3D2>I'm looking for a quick fix=20
> for my code =3D
> ;). Is=3D20
> there a way of checking if a variable exists during runtime.=3D20
> Thanks.</FONT></DIV>
> <DIV><FONT face=3D3DArial size=3D3D2></FONT> </DIV>
> <DIV><FONT face=3D3DArial size=3D3D2>-Sam</FONT></DIV></BODY></HTML>
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