06-10-2010
stripping out digits from a string with sed
i want to parse a string and only display the digits in that string... How would i accomplish this with sed command.
For example.
input string: " 033434343 dafasdf"
output string: 03343434
Thanks
10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
Hi,
How to strip a portion of a file name from behind...Say for Eg..i have a file name like aaaaa.bbbbb.Mar-17-2007
i want to remove .Mar-17-2007...is there a one line command which can give this output...
Thanks
Kumar (5 Replies)
Discussion started by: kumarsaravana_s
5 Replies
2. Shell Programming and Scripting
Hi there, if i have some strings ie
test_324423
test_242332
test_767667
but I only want the number part (the bolded bit) how do I strip the leftmost 5 characters from the output so that i will have just
324423
242332
767667
any help would be greatly appreciated
Gary (5 Replies)
Discussion started by: hcclnoodles
5 Replies
3. Shell Programming and Scripting
Hi ,
i have to strip the spaces in the string which has the following value
ABC DEF
i want this to appear like this
ABC DEF
is there any spilt method?
please help....
Thanks (3 Replies)
Discussion started by: rag84dec
3 Replies
4. Shell Programming and Scripting
I am trying to strip out certain characters from a string on both (left & right) sides. For example, line=see@hear|touch, i only want to echo the "hear" part. Well i have tried this approach:
line=see@hear|touch
templine=${line#*@} #removed "see@"
echo ${templine%%\|*} #removed... (4 Replies)
Discussion started by: mcoblefias
4 Replies
5. Shell Programming and Scripting
print out 201 in following string, Please note the chars before 201 are random, no fixed format.
ua07app201 (20 Replies)
Discussion started by: honglus
20 Replies
6. Shell Programming and Scripting
I have to write a sed script which removes http and https from a URL. So if
a URL is https://www.example.com or Example Web Page, script should return me Example Web Page
i tried echo $url | sed 's|^http://||g'. It doesn't work. Please help (4 Replies)
Discussion started by: vickylife
4 Replies
7. Shell Programming and Scripting
Hi All,
I used this code to strip-off $-symbol from string values.
a="$980"
b="897"
a=`echo "$a" | sed 's/$/ /g'`
b=`echo "$b" | sed 's/$/ /g'`
echo "$a"
echo "$b"
but this results in the output:
80 and 897
it works when i use
a='$987'
b='890' (13 Replies)
Discussion started by: angie1234
13 Replies
8. Shell Programming and Scripting
I am parsing a file and I get differnt results everytime.
Sometimes I get 12s sometimes I get 54m and sometime 3h..
v1=12s or v1=54m or v1=3h
12s - 12 seconds
54m - 54 minutes
3h - 3 hour
I have to write a script in such a way that it whenever v1 is in minutes,
I should strip "m"... (14 Replies)
Discussion started by: jayeshpatel
14 Replies
9. Shell Programming and Scripting
Hi all,
I didn't use SED for 20 years and was never an expert. So my current knowledge is about zero. Please be patient with me. I'm neither a native speaker.
I have a huge dictionary file and want the rest of the lines stripped. Everything after (and including) the "/" should be stripped. I... (2 Replies)
Discussion started by: Hinnerk2005
2 Replies
10. UNIX for Beginners Questions & Answers
Hi All ,
I am having an input file as stated below
5728 U_TOP_LOGIC/U_CM0P/core/u_cortexm0plus/u_top/u_sys/u_core/r03_q_reg_20_/Q 011
611 U_TOP_LOGIC/U_CM0P/core/u_cortexm0plus/u_top/u_sys/u_core/r04_q_reg_20_/Q 011
3486... (4 Replies)
Discussion started by: kshitij
4 Replies
LEARN ABOUT PHP
ctype_alnum
CTYPE_ALNUM(3) 1 CTYPE_ALNUM(3)
ctype_alnum - Check for alphanumeric character(s)
SYNOPSIS
bool ctype_alnum (string $text)
DESCRIPTION
Checks if all of the characters in the provided string, $text, are alphanumeric.
PARAMETERS
o $text
- The tested string.
RETURN VALUES
Returns TRUE if every character in $text is either a letter or a digit, FALSE otherwise.
EXAMPLES
Example #1
A ctype_alnum(3) example (using the default locale)
<?php
$strings = array('AbCd1zyZ9', 'foo!#$bar');
foreach ($strings as $testcase) {
if (ctype_alnum($testcase)) {
echo "The string $testcase consists of all letters or digits.
";
} else {
echo "The string $testcase does not consist of all letters or digits.
";
}
}
?>
The above example will output:
The string AbCd1zyZ9 consists of all letters or digits.
The string foo!#$bar does not consist of all letters or digits.
NOTES
Note
If an integer between -128 and 255 inclusive is provided, it is interpreted as the ASCII value of a single character (negative val-
ues have 256 added in order to allow characters in the Extended ASCII range). Any other integer is interpreted as a string contain-
ing the decimal digits of the integer.
SEE ALSO
ctype_alpha(3), ctype_digit(3), setlocale(3).
PHP Documentation Group CTYPE_ALNUM(3)