Sponsored Content
Full Discussion: String comparison using bash
Top Forums Shell Programming and Scripting String comparison using bash Post 302420374 by Corona688 on Tuesday 11th of May 2010 11:46:34 AM
Old 05-11-2010
Why not? This isn't VB, where 'magic' variable names may mysteriously reset your system clock...

Code:
$ date=$(date)
$ echo ${date}
Tue May 11 09:45:49 CST 2010

...not that it's a good idea. Best to avoid confusion and not have multiple meanings for names.
 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

string comparison

The script will read a bunch of names, and test if it contains "John", but as below apparently ~ does not work, so what is the easiest way to perform string comparison in bash shell script? thanks ... elif then echo "get John" .... (2 Replies)
Discussion started by: fedora
2 Replies

2. Shell Programming and Scripting

bash shell script string comparison

I want to remove a line that has empty string at second field when I use cut with delimeter , like below $cat demo hello, mum hello, #!/bin/sh while read line do if then # remove the current line command goes here fi done < "demo" i got an error message for above... (4 Replies)
Discussion started by: bonosungho
4 Replies

3. Shell Programming and Scripting

date comparison in bash

Hi I have this simple script: #!/bin/bash date1=2009:07:15:12:36 date2=2009:07:15:12:16 echo $date1 echo $date2 datediff= #datediff=date1-date2 echo datediff is$datediff How do i return the difference in seconds? (6 Replies)
Discussion started by: carp.dk
6 Replies

4. Homework & Coursework Questions

Date comparison with 'string date having slashes and time zone' in Bash only

1. The problem statement, all variables and given/known data: I have standard web server log file. It contains different columns (like IP address, request result code, request type etc) including a date column with the format . I have developed a log analysis command line utility that displays... (1 Reply)
Discussion started by: TariqYousaf
1 Replies

5. Shell Programming and Scripting

Help with string comparison

#!/bin/sh PRINTF=/usr/bin/printf MACHINE_NAME=`uname -n` TIME=`date +"%H"` $PRINTF "Welcome to $MACHINE_NAME. What is your name?\n" read NAME if ; then $PRINTF "Good morning $NAME, how are you?\n" elif ; then $PRINTF "Good afternoon $NAME, how are you?\n" else $PRINTF "Good... (2 Replies)
Discussion started by: ikeQ
2 Replies

6. Shell Programming and Scripting

to extract string from main string and string comparison

continuing from my previous post, whose link is given below as a reference https://www.unix.com/shell-programming-scripting/171076-shell-scripting.html#post302573569 consider there is create table commands in a file for eg: CREATE TABLE `Blahblahblah` ( `id` int(11) NOT NULL... (2 Replies)
Discussion started by: vivek d r
2 Replies

7. Homework & Coursework Questions

passing letters from an array into a string for string comparison

attempting the hangman program. This was an optional assignment from the professor. I have completed the logical coding, debugging now. ##I have an array $wordString that initializes to a string of dashes ##reflecting the number of letters in $theWord ##every time the user enters a (valid)... (5 Replies)
Discussion started by: lotsofideas
5 Replies

8. Shell Programming and Scripting

Comparison of two file using bash scripting

I need following code in linux bash: Step 1: run a command and create file1 run a command and create file2 compare file1 and 2 if any difference go to step 1 (keep trying 4 times, if no success, abort program) else do nothing and continue program. now I'm... (2 Replies)
Discussion started by: kashif.live
2 Replies

9. Shell Programming and Scripting

Bash not equal string comparison

Why does this cause an infinite loop? #!/bin/bash while ]; do echo "$(ipcs | awk '{print $2}')" done echo exit 0 I have verified I eventually get Semaphore so it should break out of the while loop. $ echo $(ipcs | awk '{print $2}') Shared shmid 262145 294914... (6 Replies)
Discussion started by: cokedude
6 Replies

10. Shell Programming and Scripting

awk string comparison unterminated quoted string andrule of thumb

I have the logic below to look up for matches within the columns between the two files with awk. In the if statement is where the string comparison is attempted with == The issue seems to be with the operands, as 1. when " '${SECTOR}' " -- double quote followed by single quote -- awk matches... (1 Reply)
Discussion started by: deadyetagain
1 Replies
DATETIME.SETTIME(3)							 1						       DATETIME.SETTIME(3)

DateTime::setTime - Sets the time

       Object oriented style

SYNOPSIS
public DateTime DateTime::setTime (int $hour, int $minute, [int $second]) DESCRIPTION
Procedural style DateTime date_time_set (DateTime $object, int $hour, int $minute, [int $second]) Resets the current time of the DateTime object to a different time. PARAMETERS
o $object -Procedural style only: A DateTime object returned by date_create(3). The function modifies this object. o $hour - Hour of the time. o $minute - Minute of the time. o $second - Second of the time. RETURN VALUES
Returns the DateTime object for method chaining or FALSE on failure. CHANGELOG
+--------+---------------------------------------------------+ |Version | | | | | | | Description | | | | +--------+---------------------------------------------------+ | 5.3.0 | | | | | | | Changed the return value on success from NULL to | | | DateTime. | | | | +--------+---------------------------------------------------+ EXAMPLES
Example #1 DateTime.setTime(3) example Object oriented style <?php $date = new DateTime('2001-01-01'); $date->setTime(14, 55); echo $date->format('Y-m-d H:i:s') . " "; $date->setTime(14, 55, 24); echo $date->format('Y-m-d H:i:s') . " "; ?> Procedural style <?php $date = date_create('2001-01-01'); date_time_set($date, 14, 55); echo date_format($date, 'Y-m-d H:i:s') . " "; date_time_set($date, 14, 55, 24); echo date_format($date, 'Y-m-d H:i:s') . " "; ?> The above examples will output something similar to: 2001-01-01 14:55:00 2001-01-01 14:55:24 Example #2 Values exceeding ranges are added to their parent values <?php $date = new DateTime('2001-01-01'); $date->setTime(14, 55, 24); echo $date->format('Y-m-d H:i:s') . " "; $date->setTime(14, 55, 65); echo $date->format('Y-m-d H:i:s') . " "; $date->setTime(14, 65, 24); echo $date->format('Y-m-d H:i:s') . " "; $date->setTime(25, 55, 24); echo $date->format('Y-m-d H:i:s') . " "; ?> The above example will output: 2001-01-01 14:55:24 2001-01-01 14:56:05 2001-01-01 15:05:24 2001-01-02 01:55:24 SEE ALSO
DateTime.setDate(3), DateTime.setISODate(3). PHP Documentation Group DATETIME.SETTIME(3)
All times are GMT -4. The time now is 07:51 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy