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Shell Programming and Scripting

Replace a string in a file

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# 15  
Old 09-24-2011
No No,the pattern can be 1|1|1|2|11123|2|1|4|5|6|1|3|1|1 this also...I always want to replace "1" present at 7th index.
# 16  
Old 09-24-2011
Ok got it!

Code:
awk -F"|" -v search="1" -v replace="2" '{ for(i=1;i<=NF;i++){if(i==7 && $i==search){$i=replace} if(v){v=v"|"$i}else{v=i}} 
print v;v=""} ' input_file

so we good?

--ahamed
This User Gave Thanks to ahamed101 For This Post:
sam_14189
# 17  
Old 09-24-2011
Thanks a lot!!Just one last question can you explain me what does this "awk" command is and will it work in AIX flavor of unix. My system does not support bash shell script
# 18  
Old 09-24-2011
a note on awk

awk should be present on AIX also. which awk and check.

--ahamed
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