How to find the string which is starting with some letters and having numbers from 4th position?

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programmers_workbench_library

libpw(3)						     Library Functions Manual							  libpw(3)

NAME

       libpw, libPW, Programmers_Workbench_Library - Provides functions for compatibility with existing programs

LIBRARY

       Programmers Workbench Library (libPW.a)

DESCRIPTION

       The  libpw  functions  are  provided  for  compatibility with existing programs.  Their use in new programs is not recommended.	Determines
       whether string contains character.  Determines the offset in string1 of the first character that also occurs in	string2.   Determines  the
       offset  in string of the first character in the string end that occurs outside of a balanced string as defined by open and close.  Concate-
       nates the source strings and copies them to destination.  Defaults the cleanup routine.	Puts the full pathname of the current directory in
       string.	 Determines  which  directory contains the file p.  General purpose error handler.  Same as the stdio fdopen() function.  Forces a
       core dump.  Determines if the string pref is an initial substring of string.  Determines the offset of the first occurrence in  string1	of
       string2.   Creates  a  lock  file.   Returns caller's login name.  Copies the first n characters of string1 to string2.	Converts string to
       integer.  Converts string to long.  Sets destination to string repeated n times.
	Replaces each occurrence of the character old in string with the character new.
	Converts string to integer and saves it in *ip.  Causes signals to be caught by the setsig1() function.
	General purpose signal handling routine.
	Gets a pointer to the simple name of full pathname s.
	Finds the end of string.  Places a substring of string s in destination using the offset origin and length.  Copies string s into destina-
       tion  and replaces any character in old with the corresponding characters in new.  Deletes the lock file.  Gets the user's login directory.
       Defaults user exit routine.  Gets the user's login name.  Determines the offset in string1 of the first	character  that  is  not  also	in
       string2.  Allocates memory.  Creates a file.  Frees memory.
	Frees all memory.
	Links  files.	Calls  the fatal() function with an appropriate error message.	Opens a file.  Creates a pipe.	Removes a directory entry.
       Writes n bytes to the file associated with fd from buffer.  Zeros n bytes starting at address p.  Replaces  the	initial  blanks  with  the
       character '0' in string s.  delim off

																	  libpw(3)

UNIX for Beginners Questions & Answers