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Shell Programming and Scripting

Space formatting issue in sed

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# 1  
Old 11-02-2010
Space formatting issue in sed
How to remove any space around a specific charachter from a string using sed.

for exmple :
the string is like following
Code:
str1='"name", "roll", "addr","job", "pay",'

I need to remove all the spaces aronnd the commas.
# 2  
Old 11-02-2010
simplest usage
Code:
# sed 's/ "/"/g' infile

# 3  
Old 11-02-2010
Code:
echo "$str1" | sed 's/ *, */,/g'

# 4  
Old 11-02-2010
not working
its giving the message :
Code:
try.sh[7]: str4=${echo $str1 | sed "s/ *, */,/g"}: bad substitution

# 5  
Old 11-02-2010
Hi, use $( ) instead of ${ } (and use double quotes around $str1)
This User Gave Thanks to Scrutinizer For This Post:
mady135
# 6  
Old 11-02-2010
with tr ..
Code:
echo "$str1"|tr -d " "

# 7  
Old 11-02-2010
Try with ( )
Code:
str4=$(echo $str1 | sed "s/ *, */,/g")
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