Re: Converting Strings to Ints.
- To: mathgroup at smc.vnet.net
- Subject: [mg63287] Re: Converting Strings to Ints.
- From: "Jean-Marc Gulliet" <jeanmarc.gulliet at gmail.com>
- Date: Fri, 23 Dec 2005 05:08:15 -0500 (EST)
- Organization: The Open University, Milton Keynes, U.K.
- References: <200512200919.EAA28501@smc.vnet.net> <200512210435.XAA14697@smc.vnet.net> <dode99$64c$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
"Chrisantha" <ctf20 at sussex.ac.uk> a écrit dans le message de news:
dode99$64c$1 at smc.vnet.net...
| Dear All,
|
| I have a list of strings representing numbers, i.e. a =
| {"12223","11313","2424"} that I generated in XML and read into
| mathematica. How do I convert this into a list of integers?
|
| Yours Ever and Merry Christmas,
|
| Chrisantha
|
Hi Chrisantha,
You can use the built-in function *ToExpression* (see In[4]):
In[1]:= lst = {"12223", "11313", "2424"}
Out[1]= {12223,11313,2424}
In[2]:= FullForm[lst]
Out[2]//FullForm= List["12223","11313","2424"]
In[3]:= Head /@ lst
Out[3]= {String,String,String}
In[4]:= data = ToExpression[lst]
Out[4]= {12223,11313,2424}
In[5]:= FullForm[data]
Out[5]//FullForm= List[12223,11313,2424]
In[6]:= Head /@ data
Out[6]= {Integer,Integer,Integer}
Best regards,
/J.M.
- References:
- Expression timing; a black art?
- From: AES <siegman@stanford.edu>
- Re: Expression timing; a black art?
- From: "Carl K. Woll" <carlw@wolfram.com>
- Expression timing; a black art?