replace a character with another character - Shell Programming and Scripting

satish@123 · #1 (**permalink**) 05-18-2008

hi
i have a string var=abc.ghi.jkl.mno.pqr
now i need to replace .(dot) with _(underscore)
the result should be like "arresult=abc_def_ghi_jkl_mno_pqr"

Please help

yhacks · #2 (**permalink**) 05-18-2008

echo $var | sed 's/\./_/g' -> will print the variable

x=`echo $var | sed 's/\./_/g'` will get the output into x variable.

elthox · #3 (**permalink**) 05-18-2008

Quote:

Originally Posted by satish@123

hi
i have a string var=abc.ghi.jkl.mno.pqr
now i need to replace .(dot) with _(underscore)
the result should be like "arresult=abc_def_ghi_jkl_mno_pqr"

Please help

echo $var|sed 's/\./\_/g'

agn · #4 (**permalink**) 05-19-2008

Code:

echo 'abc.ghi.jkl.mno.pqr' | tr '.' '_'

fpmurphy · #5 (**permalink**) 05-19-2008

If you are using bash or ksh93

Code:

$ var=abc.ghi.jkl.mno.pqr
$ result=${var//./_}
$ echo $result
abc_ghi_jkl_mno_pqr

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