How to get the file name from a String containing the path plusthe file name?
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From: www on 4 Mar 2010 15:22 www wrote: > Hi, > > I have a String "dirA/dirB/dirC/file.txt". How to use String > manipulation technique to get "file.txt"? > > String fullName = "dirA/dirB/dirC/file.txt"; > > int index = fullName.lastIndexOf("\\"); //here is a problem, if I try > lastIndexOf("\"), there is a compile error > > String fileName = fullName.subString(index); //but does not work > > Thank you very much. > > ps: I am working on linux. Sorry. I got it work. It was a typo: int index = fullName.lastIndexOf("\\"); //typo int index = fullName.lastIndexOf("/"); //now it is correct
From: Daniel Pitts on 4 Mar 2010 17:22 On 3/4/2010 12:31 PM, Mike Schilling wrote: > www wrote: >> www wrote: >>> Hi, >>> >>> I have a String "dirA/dirB/dirC/file.txt". How to use String >>> manipulation technique to get "file.txt"? >>> >>> String fullName = "dirA/dirB/dirC/file.txt"; >>> >>> int index = fullName.lastIndexOf("\\"); //here is a problem, if I >>> try lastIndexOf("\"), there is a compile error >>> >>> String fileName = fullName.subString(index); //but does not work >>> >>> Thank you very much. >>> >>> ps: I am working on linux. >> >> Sorry. I got it work. It was a typo: >> >> int index = fullName.lastIndexOf("\\"); //typo >> >> int index = fullName.lastIndexOf("/"); //now it is correct > > Better, becasue it will handle more general file name syntax (e.g. both / > and \ on Wondows): > > File f = new File(str); > String name = f.getName(); I wonder if it works on VMS, where the native structure is strange :-) -- Daniel Pitts' Tech Blog: <http://virtualinfinity.net/wordpress/>
From: Arne Vajhøj on 4 Mar 2010 22:53
On 04-03-2010 17:22, Daniel Pitts wrote: > On 3/4/2010 12:31 PM, Mike Schilling wrote: >> www wrote: >>> www wrote: >>>> I have a String "dirA/dirB/dirC/file.txt". How to use String >>>> manipulation technique to get "file.txt"? >>>> >>>> String fullName = "dirA/dirB/dirC/file.txt"; >>>> >>>> int index = fullName.lastIndexOf("\\"); //here is a problem, if I >>>> try lastIndexOf("\"), there is a compile error >>>> >>>> String fileName = fullName.subString(index); //but does not work >>>> >>>> Thank you very much. >>>> >>>> ps: I am working on linux. >>> >>> Sorry. I got it work. It was a typo: >>> >>> int index = fullName.lastIndexOf("\\"); //typo >>> >>> int index = fullName.lastIndexOf("/"); //now it is correct >> >> Better, becasue it will handle more general file name syntax (e.g. both / >> and \ on Wondows): >> >> File f = new File(str); >> String name = f.getName(); > I wonder if it works on VMS, where the native structure is strange :-) Java on VMS prefer Unix style paths. So "dirA/dirB/dirC/file.txt" and not "[.dirA.dirB.dirC]file.txt" ... Arne |