TOUPPER(3) BSD Library Functions Manual TOUPPER(3)NAME
toupper -- lower case to upper case letter conversion
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include <ctype.h>
int
toupper(int c);
DESCRIPTION
The toupper() function converts a lower-case letter to the corresponding upper-case letter.
RETURN VALUES
If the argument is a lower-case letter, the toupper() function returns the corresponding upper-case letter if there is one; otherwise the
argument is returned unchanged.
SEE ALSO ctype(3), isalnum(3), isalpha(3), isascii(3), iscntrl(3), isdigit(3), isgraph(3), islower(3), isprint(3), ispunct(3), isspace(3), isupper(3),
isxdigit(3), stdio(3), toascii(3), ascii(7)STANDARDS
The toupper() function conforms to ANSI X3.159-1989 (``ANSI C89'').
CAVEATS
The argument to toupper() must be EOF or representable as an unsigned char; otherwise, the behavior is undefined. See the CAVEATS section of
ctype(3) for more details.
BSD April 17, 2008 BSD
Check Out this Related Man Page
CTYPE(3) BSD Library Functions Manual CTYPE(3)NAME
digittoint, isalnum, isalpha, isascii, isblank, iscntrl, isdigit, isgraph, ishexnumber, isideogram, islower, isnumber, isphonogram, isprint,
ispunct, isrune, isspace, isspecial, isupper, isxdigit, toascii, tolower, toupper -- character classification macros
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include <ctype.h>
int
digittoint(int c);
int
isalnum(int c);
int
isalpha(int c);
int
isascii(int c);
int
iscntrl(int c);
int
isdigit(int c);
int
isgraph(int c);
int
ishexnumber(int c);
int
isideogram(int c);
int
islower(int c);
int
isnumber(int c);
int
isphonogram(int c);
int
isspecial(int c);
int
isprint(int c);
int
ispunct(int c);
int
isrune(int c);
int
isspace(int c);
int
isupper(int c);
int
isxdigit(int c);
int
toascii(int c);
int
tolower(int c);
int
toupper(int c);
DESCRIPTION
The above functions perform character tests and conversions on the integer c. They are available as macros, defined in the include file
<ctype.h>, or as true functions in the C library. See the specific manual pages for more information.
Extended locale versions of these functions are documented in ctype_l(3). See xlocale(3) for more information.
SEE ALSO digittoint(3), isalnum(3), isalpha(3), isascii(3), isblank(3), iscntrl(3), isdigit(3), isgraph(3), isideogram(3), islower(3), isphonogram(3),
isprint(3), ispunct(3), isrune(3), isspace(3), isspecial(3), isupper(3), isxdigit(3), toascii(3), tolower(3), toupper(3), wctype(3),
ascii(7), ctype_l(3)STANDARDS
These functions, except for digittoint(), isascii(), ishexnumber(), isideogram(), isnumber(), isphonogram(), isrune(), isspecial() and
toascii(), conform to ISO/IEC 9899:1990 (``ISO C90'').
BSD March 30, 2004 BSD
I can't seem to list all the files that begin with a lower case or upper case letter between a-m while being in that directory?
Please help I've tried everything from all the ls commands to even grep commands.
b (5 Replies)
Dear friends,
i am writing csh script
i have one dat file containing following data.like this.
08FD3 03A26 000FA0 FFFF0 BBA0F 00000 00000
from the above file i want to read each letter and store it in one variable.
how it is possible.
please help (7 Replies)
Hi,
I want to convert the first letter of this word from lowecase to uppercase.
Assume a letter united. I want to translate to United
Please let me know a simple way to do that.
Thanks. (22 Replies)
Hi,
In File1.txt I have text like:
23AA3424DD23|3423ff25sd5345| and so on
In File2.txt I have similar text as File1, but with ",":
23aa3424dd23,192.168.1.100, and so on
I wan to remove the pipes from File1 and select 5 fields, then remove "," from File2.txt and select 2 fields (IP's... (14 Replies)
hi guys i am writing a script to change the filename which is enterered as input to lower case letter even if one letter is upper case i have to change it to lower case
i get the input and use
sed comand should i use like that
sed/s/a-z/A-Z/d
will it be like that can u please help me (8 Replies)
Hi guys,
I have a file separated by ",". I´m trying to change to upper case the first letter of each word in column 2 to establish a standard format on this column.
I hope somebody could help me to complete the SED or AWK script below.
The file looks like this:
(Some lines in column 2... (16 Replies)
I have an requirement. There is a file which has the below contents
Unix|123|17-01-2010
....
....
....
....
and so an
now each letter has a corresponding predefined mapping letter in order to mask the original data.(for example U = A,
n=b, i=c, x=d, same like number 1=9,2=8,3=7. Also... (8 Replies)
Input file
>Read_1
XXXXXXXXXXSDFXXXXXDS (condition 1: After the last "X" per line, if the distance is less than or equal to 3 letter, replace those not "X" letter with "X")
TREXXXXXXXSDFXXXXXDS (condition 2: Before the first "X" per line, if the distance is less than or equal to 3 letter,... (12 Replies)
Hi All,
I am seeing an issue while using toupper in nawk. Below is the code that I am using.Toupper method is not working as expected in this case.nawk 'NR==FNR{a=$4" "$5}NR>FNR{print NF?$0:a"\n";if(/^cn:/) x=toupper($0)}' FS="" id_list.txt attributes.txt > out
In the above script, id_list... (9 Replies)
I need to write script in AWK, changing first char from a line from lower to upper.
I found function toupper etc. but have no idea how to sent only first char from every line instead of the whole line. Anyone has any idea?
//
Sorry for my english:D (8 Replies)
hey :)
if i have a variable that is
example=lewisdenny(copywrite symbol)
so its not a nomal letter but a symbol, how can i remove everything in the varible that isnt letter or number thanks :)
and as a side little question do you know how to remove .zip from a file like if i
ls... (7 Replies)
how can i do a case insensitive search/replace but keep the same case?
e.g., i want to change a word like
apple-pie to orange-cake
but for the first word if the first letter of the keyword or the letter after the - is capitalised i want to preserve that
e.g., if the before is:
... (5 Replies)
Hi all,
I am trying to find a way to change first letter in a word from lower case to upper case. It should be done for each first word in text or in paragraph, and also for each word after punctuation like
. ; : ! ?I found the following command
sed -i 's/\s*./\U&\E/g' $@ filenamebut... (7 Replies)
grep -i -f panel_genes.txt hg19_refGene.txt > match.txt
seems to be pulling names the do not exist in the input file (panel_genes.txt) - the output is attached as well (match.txt)
For example, RNF185 or ZNF146 are not genes in the input. I am trying to match the input file genes only and am... (9 Replies)
Hi,
I need to replace, as the title says, the first letter of each line (when it's not a number) by the same letter, but capital.
For instance :
hello
Who
123pass
Would become :
Hello
Who
123pass
Is there a way with sed to do that ? Or other unix command ?
Thank you :) (7 Replies)