Re: How to get position of string in a mixed list?
- To: mathgroup at smc.vnet.net
- Subject: [mg96182] Re: [mg96170] How to get position of string in a mixed list?
- From: Bob Hanlon <hanlonr at cox.net>
- Date: Mon, 9 Feb 2009 05:30:52 -0500 (EST)
- Reply-to: hanlonr at cox.net
list = {"a", "abc", "dfe", "nab", 1, 2, 3, {1, 2}};
Position[list, _String?(! StringFreeQ[#, "ab"] &)]
{{2}, {4}}
Position[list, _String?(StringMatchQ[#, "*ab*"] &)]
{{2}, {4}}
Bob Hanlon
---- "goodhei8 at gmail.com" <goodhei8 at gmail.com> wrote:
=============
for list like {"a","abc","dfe","nab",1,2,3,{1,2}}, I want to get all
strings' position in the list which match a pattern (like
___~~"ab"~~___). How to do it? How to use a string pattern in a list
pattern? how to use a pattern with a condition (both list pattern&/;
StringQ[#] and list pattern /;StringQ[]&, no working for me)
Thanks.