<div dir="ltr"><div><div>Hi Gargi,<br></div>Are you reading or writing data?<br></div>Andrew<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Jul 10, 2015 at 4:27 AM, Gargi Akhoury <span dir="ltr">&lt;<a href="mailto:gargiakhoury@bitmesra.ac.in" target="_blank">gargiakhoury@bitmesra.ac.in</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hello,<div>     <span style="font-size:12.8000001907349px">When an undefined value is not given....then what value we should take to define &quot;UNDEF&quot;?</span></div><div><span style="font-size:12.8000001907349px"><br></span></div><div><span style="font-size:12.8000001907349px">Regards</span></div></div>
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