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Top Forums UNIX for Beginners Questions & Answers Confusion in working of carat(^) symbol Post 303009923 by scriptor on Friday 22nd of December 2017 07:30:26 AM
Old 12-22-2017
HI MadeInGermany

when you say
Code:
In a [character set] if the first character is ^ it means NOT the following character set.

then the below command should not give O/P but it is giving. by say not the following character I mean
Code:
nN

.
so ideally it should not give any output.
Code:
 
  
 grep ^[nN] test.txt

 

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extract_font_range(3alleg4)					  Allegro manual				       extract_font_range(3alleg4)

NAME
extract_font_range - Extracts a range of characters from a font. Allegro game programming library. SYNOPSIS
#include <allegro.h> FONT *extract_font_range(FONT *f, int begin, int end) DESCRIPTION
This function extracts a character range from a font and returns a new font that contains only the range of characters selected by this function. You can pass -1 for either the lower or upper bound if you want to select all characters from the start or to the end of the font. Example: FONT *myfont; FONT *capitals; FONT *fontcopy; ... /* Create a font of only capital letters */ capitals = extract_font_range(myfont, 'A', 'Z'); /* Create a copy of the font */ fontcopy = extract_font_range(myfont, -1, -1); ... destroy_font(capitals); destroy_font(fontcopy); RETURN VALUE
Returns a pointer to the new font or NULL on error. Remember that you are responsible for destroying the font when you are finished with it to avoid memory leaks. SEE ALSO
get_font_range_begin(3alleg4), get_font_range_end(3alleg4), merge_fonts(3alleg4), transpose_font(3alleg4), exfont(3alleg4) Allegro version 4.4.2 extract_font_range(3alleg4)
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