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Top Forums Shell Programming and Scripting Confused with the usage of one variable usage Post 302453674 by dazdseg on Thursday 16th of September 2010 03:07:39 AM
Old 09-16-2010
see below this might help

Code:
ok.. this is an excerpt from man ksh
           ${parameter#pattern}
           ${parameter##pattern}
                               If the shell pattern matches the beginning of
                               the value of parameter, the value of this
                               substitution is the value of the parameter
                               with the matched portion deleted; otherwise
                               the value of this parameter substituted.  In
                               the former case, the smallest matching
                               pattern is deleted; in the latter case, the
                               largest matching pattern is deleted


basically FILE_LOC is a location and d is also a location and if ur pattern of location matches with each other. then only the portion (directory in the last that is not being matched is shown)

 

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Tcl_StringMatch(3)					      Tcl Library Procedures						Tcl_StringMatch(3)

__________________________________________________________________________________________________________________________________________________

NAME
Tcl_StringMatch, Tcl_StringCaseMatch - test whether a string matches a pattern SYNOPSIS
#include <tcl.h> int Tcl_StringMatch(str, pattern) int Tcl_StringCaseMatch(str, pattern, flags) ARGUMENTS
const char *str (in) String to test. const char *pattern (in) Pattern to match against string. May contain special characters from the set *?[]. int flags (in) OR-ed combination of match flags, currently only TCL_MATCH_NOCASE. 0 specifies a case-sensitive search. _________________________________________________________________ DESCRIPTION
This utility procedure determines whether a string matches a given pattern. If it does, then Tcl_StringMatch returns 1. Otherwise Tcl_StringMatch returns 0. The algorithm used for matching is the same algorithm used in the string match Tcl command and is similar to the algorithm used by the C-shell for file name matching; see the Tcl manual entry for details. In Tcl_StringCaseMatch, the algorithm is the same, but you have the option to make the matching case-insensitive. If you choose this (by passing TCL_MATCH_NOCASE), then the string and pattern are essentially matched in the lower case. KEYWORDS
match, pattern, string Tcl 8.5 Tcl_StringMatch(3)
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