Is there an easier way to do the following:
echo "|||||||" | sed 's/||/|0|/g; s/||/|0|/g'
which would give the following
|0|0|0|0|0|0|
If it is not run twice it will not pick up the second occurance of the || and leave it empty as in
echo "|||||||" | sed 's/||/|0|/g'
which would give... (3 Replies)
Hello
My file looks like that =>
12.56 have then 7888778.2566 what 44454.54545
878787.66565 if else 4445.54545455
I want to change all '.' on ',' .
I'm trying to do it with sed but I don't know chow to build regular expression to
change 454.4466 on 454,4466 ? (13 Replies)
I have a file
CREATE TABLE DDD_EXT --- 1000
(
val u1
val u1
);
CREATE TABLE dsdasd_EXT --- 1323
(
val u1
val u1
);
CREATE TABLE AAAAAA_EXT --- 1222
(
val u1
val u1
);
CREATE TABLE E_EXT --- 11
(
val u1
val u1 (2 Replies)
I have a log output with a format similar to this:
a=1, b= 2
c=0, d= 45, e=100
... and so on.
I figure I can just use awk or something to pipe the file to sed, but I'm trying to replace all the values above with 0.
I've tried:
cat blah | sed 's/=\(.*\),/0/'but that didn't work. ... (6 Replies)
I have the following line an in input file I want to digest with sed and simple replace the bold part with a variable defined in my bash script. I can do this in several sed operations but I know there must be a way to do it in a single sed line. What is the syntax?
Line in file:... (1 Reply)
Cheers!
In /etc/syslog.conf, if an error type is not specified, is it logged anywhere (most preferable is it logged to /var/log/messages) or not?
To be more precise I am interested in error and critical level messages. At default these errors are not specified in syslog.conf, and I need to... (6 Replies)
I don't understand this command behavior.
echo "abc" |sed 's/a/&_&/' (4 Replies)
Discussion started by: Vartika18
4 Replies
LEARN ABOUT PHP
ctype_space
CTYPE_SPACE(3) 1 CTYPE_SPACE(3)ctype_space - Check for whitespace character(s)SYNOPSIS
bool ctype_space (string $text)
DESCRIPTION
Checks if all of the characters in the provided string, $text, creates whitespace.
PARAMETERS
o $text
- The tested string.
RETURN VALUES
Returns TRUE if every character in $text creates some sort of white space, FALSE otherwise. Besides the blank character this also includes
tab, vertical tab, line feed, carriage return and form feed characters.
EXAMPLES
Example #1
A ctype_space(3) example
<?php
$strings = array('string1' => "
", 'string2' => "
arf12", 'string3' => '
');
foreach ($strings as $name => $testcase) {
if (ctype_space($testcase)) {
echo "The string '$name' consists of all whitespace characters.
";
} else {
echo "The string '$name' does not consist of all whitespace characters.
";
}
}
?>
The above example will output:
The string 'string1' consists of all whitespace characters.
The string 'string2' does not consist of all whitespace characters.
The string 'string3' does not consist of all whitespace characters.
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_cntrl(3), ctype_graph(3), ctype_punct(3).
PHP Documentation Group CTYPE_SPACE(3)