1. Shell Programming and Scripting

Is it possible to combine a regular expression with a aritmetical expression? For example, taking a 8-numbers caracter sequece and casting each output of a grep, comparing to a constant. THX! (2 Replies)

2. Linux

Regular expression to extract "y" from "abc/x.y.z" (2 Replies)

3. Shell Programming and Scripting

CA_RELEASE has a value of 6. I need to check if that this is a numeric value. if not error. source $CA_VERSION_DATA if * ] then echo "CA_RELESE $CA_RELEASE is invalid" exit -1 fi + source /etc/ncgl/ca_version_data ++ CA_PRODUCT_ID=samxts ++ CA_RELEASE=6 ++ CA_WEEK_NO=7 ++... (3 Replies)

4. Shell Programming and Scripting

<ATTR name="ABCDEFGH" value=""/> <ATTR name="HJYR" value=""/> what would be the regular expression to match both the above strings... Always end with value=""/> always start with <ATTR name=" the ATTR name can be anything.. I need to use this with match() in awk. Thanks.. (1 Reply)

5. Shell Programming and Scripting

Hi, Earlier I was using the below expression to identify the file names ls PRODUCT_LIST__CITIES_????????.dat file names : PRODUCT_LIST_GB_CITIES_????????.dat PRODUCT_LIST_IE_CITIES_????????.dat but now the file names have been changed as below ... (1 Reply)

6. Programming

Hi all, How am I read a file, find the match regular expression and overwrite to the same files. open DESTINATION_FILE, "<tmptravl.dat" or die "tmptravl.dat"; open NEW_DESTINATION_FILE, ">new_tmptravl.dat" or die "new_tmptravl.dat"; while (<DESTINATION_FILE>) { # print... (1 Reply)

7. Shell Programming and Scripting

I have file with following data, http://www.some.com/web11.html http://www.some.com/web/112.html http://www.some.com/web/21.html http://www.some.com/342.html http://www.some.com/plk.html http://www.some.com/abh.html http://www.some.com/yte.html http://www.some.com/tyr/098.html... (4 Replies)

8. UNIX for Advanced & Expert Users

Hello All, I'm trying to extract the lines between two consecutive elements of an array from a file. My array looks like: problem_arr=(PRS111 PRS213 PRS234) j=0 while } ] do k=`expr $j + 1` sed -n "/${problem_arr}/,/${problem_arr}/p" problemid.txt ---some operation goes... (11 Replies)

9. Shell Programming and Scripting

Can someone please explain me what does this mean? ^{1,50}$ (1 Reply)

10. Shell Programming and Scripting

OS version: RHEL 7.4 Shell : bash I have a file which has lines like below. As you can see , they are SELECT queries. SELECT * FROM S_DEALER_USER WHERE ROWNUM < 100; SELECT * FROM S_DEALER_USER_WEB_PROFILE WHERE ROWNUM < 100; SELECT * FROM S_USER_ROLE_MASTER WHERE ROWNUM < 100; SELECT... (2 Replies)