Convert to Integer


 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting Convert to Integer
# 1  
Old 10-22-2011
Java Convert to Integer

Hi fellows!!

i'm doing something which is not working out for me properly which i don't understand why

Code:
nowdate=`date +%s`
echo $nowdate

Quote:
Output
1319285015
now the problem how to convert a date which is stored in a variable

Code:
mydate="22/Oct/2011"
mydate=`date -d '$mydate' +%s`

it gives error "invalid date"

Regards

Ewa
# 2  
Old 10-22-2011
Code:
mydate="22/Oct/2011"
mydate=`date -d "$mydate" +%s`

# 3  
Old 10-22-2011
Hi Vgersh99 !

Code:
mydate="22/Oct/2011"
mydate=`date -d "$mydate" +%s`

Output

Quote:
date: invalid date `01/Jan/2003'
# 4  
Old 10-22-2011
Replace the slashes with spaces.

Code:
mydate="22/Oct/2011"
mydate_converted=`echo "$mydate" | sed 's/\// /g'`
mydate=`date -d "$mydate_converted" +%s`


Last edited by MacMonster; 10-22-2011 at 12:49 PM.. Reason: Fix the code.
This User Gave Thanks to MacMonster For This Post:
# 5  
Old 11-02-2011
Hi Guys !

how to convert this one ...

Code:
Date_Time="01/Jan/2011:12:55:21"
Date_Time=`date -d "$time" +%s`
echo Date_time

Output
date: invalid date `01 Jan 2011:12:55:21'

do i have to start a new thread or can anyone answer this one?

Regards,

Ewa
# 6  
Old 11-02-2011
You may want to have a look at that thread :

https://www.unix.com/shell-programmin...ix-format.html

see post #3
# 7  
Old 11-02-2011
try replacing ':' as as well as '/'
Code:

mydate_converted=`echo "$mydate" |  sed 's#[/:]# #g'

This User Gave Thanks to vgersh99 For This Post:
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Convert string number to a integer

I have data as below "ROWS merge process complete. thousand rows changed" I need to get a variable assigned the value of 1000. I mean convert the string thousand to 1000. Any help or pointer. Please use CODE tags as required by forum rules! (6 Replies)
Discussion started by: dsravanam
6 Replies

2. Shell Programming and Scripting

How to read from file and convert from string to integer?

Hi all, I am trying to write a script to be able to Run top command Pick the PIDs that are taking more than 90% of CPU time Get more details like what is the script name and location for that PID Script should run until I manually kill it by ctrl + C I have come up with following script... (3 Replies)
Discussion started by: pat_pramod
3 Replies

3. Shell Programming and Scripting

How to convert string into integer in shell scripting?

Hi All, sessionid_remote=$(echo "select odb_sessionid from sysopendb where odb_dbname='syscdr';" | sudo -u cucluster ssh ucbu-aricent-vm93 "source /opt/cisco/connection/lib/connection.profile; $INFORMIXDIR/bin/dbaccess sysmaster@ciscounity") for sid in $sessionid_remote;do if * ]];... (2 Replies)
Discussion started by: deeptis
2 Replies

4. Shell Programming and Scripting

[Solved] need to convert decimal to integer

Using below command awk 'NR==FNR{A=$1;next} {sum+=($2*A)}END{OFMT="%20f";print int(sum)}' Market.txt Product.txt answer:351770174.00000 how to convert this to 351770174. when i try with below command i am getting different result. awk 'NR==FNR{A=$1;next}... (3 Replies)
Discussion started by: katakamvivek
3 Replies

5. Shell Programming and Scripting

how to compare string integer with an integer?

hi, how to I do this? i="4.000" if ; then echo "smaller" fi how do I convert the "4.000" to 4? Thanks! (4 Replies)
Discussion started by: h0ujun
4 Replies

6. Shell Programming and Scripting

Read Variable From Fille And Convert it to Integer

I read 3 variables from from Inputfile.txt the third one "startnumber" is a number when i compare it with 9 ($startnumber -le 9) it give's me a "unary operator expected", i know that -le is for number comparison. What i need is to convert $startnumber to integer (i have try to do it with expr but... (8 Replies)
Discussion started by: marios
8 Replies

7. Shell Programming and Scripting

how to convert string to an integer and how to do calculations like add.,sub.,mult. on it

How to convert string into an integer or number For example : % set tim = `date` % echo $tim Tue Feb 22 16:25:08 IST 2011 here How to increment time by 10 hrs like 16+10 , here 16 is a string in date cmd. .. how to convert 16 to an integer and added to a another nimber ? Thanks... (3 Replies)
Discussion started by: sbhamidi
3 Replies

8. UNIX for Dummies Questions & Answers

integer to string

Hi all, is there an easy way to convert integer to string in bash? I have numbers like 1, 2, ..., 112, ... and I would like to get 001 002 003 004 ... Thank you, Sarah (4 Replies)
Discussion started by: f_o_555
4 Replies

9. UNIX for Dummies Questions & Answers

Rouding off an integer

HI I want to round off an integer to the next multiple of 10 in shell script. (i.e.,) 91 should be rounded off to 100 and 90 should be rounded off to 90 It would be very helpful, if you can help me in this. Thanks in advance (4 Replies)
Discussion started by: dayamatrix
4 Replies

10. UNIX for Dummies Questions & Answers

convert from an integer to a string

i want to convert from an integer to a string..in unix...i am writing a C program with embedded SQL... I remeber using itoa...but for some reason it doesnt work......i cant find it in the manual..... Maybe that is the wrong command..... but i have checked Dev Studio.....and it doest exist in the... (6 Replies)
Discussion started by: mojomonkeyhelper
6 Replies
Login or Register to Ask a Question