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about "var yahoo = window.yahoo || {}"

P: n/a
Hi,

Who can tell me the means of "var perf = window.perf || {}" ;

Thanks

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email:zhonghua@rinpak
Jul 10 '06 #1
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P: n/a
>
Who can tell me the means of "var perf = window.perf || {}" ;
variable pref is set to window.perf if not null, else to an empty
key,value array.

Greetings,
Vincent
Jul 10 '06 #2

P: n/a
ok

Thank you very much .

"Vincent van Beveren" <vv*********@xiam.nlwrote in message
news:44**********************@news.kpnplanet.nl...
>>
Who can tell me the means of "var perf = window.perf || {}" ;

variable pref is set to window.perf if not null, else to an empty
key,value array.

Greetings,
Vincent

Jul 10 '06 #3

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