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Re: Changing String to Real

  • To: mathgroup at smc.vnet.net
  • Subject: [mg41061] Re: Changing String to Real
  • From: "Dr. Wolfgang Hintze" <weh at snafu.de>
  • Date: Wed, 30 Apr 2003 04:24:45 -0400 (EDT)
  • References: <b8lhn5$9e3$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Uli,

try ToExpression[]

x = StringTake["Uoc:0.752", {5, 7}];
y = ToExpression[x];
y
0.7
1/y
1.42857

Regards,
Wolfgang

Uli Wuerfel wrote:

> Hi there,
> we import a data file and want to extract a number from a string like 
> e.g. Uoc:0.752
> Of course we can extract 0.752 with Stringtake but we need to calculate 
> with this number. How can we make Mathematica to understand it as a real 
> number??
> Thank you for any kind of help,
> Uli
> 
> 
> 



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