tamirko · August 1, 2017 07:52
diff --git a/regex_groups.sh b/regex_groups.sh
 # group groups grouping regular expressions regex regexp
 sed -e "s+\(.*\)\(, .*$\)+\1+g"
 export x="00:00:52.76, start"
 export y=`echo $x | sed -e "s+\(.*\)\(, .*$\)+\1+g"`
 echo -${y}-
 # Output : 
 #-00:00:52.76-
	# group groups grouping regular expressions regex regexp
	sed -e "s+\(.\)\(, .$\)+\1+g"
	export x="00:00:52.76, start"
	export y=`echo $x \| sed -e "s+\(.\)\(, .$\)+\1+g"`
	echo -${y}-
	# Output :
	#-00:00:52.76-