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st: funny behaviour of _N

From   "Ashim Kapoor" <[email protected]>
To   [email protected]
Subject   st: funny behaviour of _N
Date   Thu, 28 Aug 2008 11:53:48 +0530 
Hello everyone,

Please compare the following 2 code snippets : -

1.

local num=_N
replace a=b in `num'

2.

replace a=b in _N

Surprisingly only the 1st one works ! Could some one tell me why ?

Thank you,
Ashim
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